{"id":396318,"date":"2023-12-22T09:56:48","date_gmt":"2023-12-22T15:56:48","guid":{"rendered":"https:\/\/www.weareteachers.com\/?p=396318"},"modified":"2024-01-02T14:01:07","modified_gmt":"2024-01-02T20:01:07","slug":"3rd-grade-science-projects","status":"publish","type":"post","link":"https:\/\/www.weareteachers.com\/3rd-grade-science-projects\/","title":{"rendered":"55 Terrific 3rd Grade Science Projects Anyone Can Do"},"content":{"rendered":"\n\n\n<p>Want to see your students&#8217; eyes light up? Tell them they&#8217;re going to do an experiment! These 3rd grade science projects are easy enough for any classroom or kitchen, and they&#8217;re full of science concepts kids need to learn.<\/p>\n\n\n\n<p>To make things even easier, we\u2019ve rated every one of these 3rd grade science experiments based on difficulty and materials:<\/p>\n\n\n\n<p>Difficulty:<\/p>\n\n\n\n<ul>\n<li>Easy: Low or no-prep experiments you can do pretty much any time<\/li>\n\n\n\n<li>Medium: These take a little more setup or a longer time to complete<\/li>\n\n\n\n<li>Advanced: Experiments like these take a fairly big commitment of time or effort<\/li>\n<\/ul>\n\n\n\n<p>Materials:<\/p>\n\n\n\n<ul>\n<li>Basic: Simple items you probably already have around the house<\/li>\n\n\n\n<li>Medium: Items that you might not already have but are easy to get your hands on<\/li>\n\n\n\n<li>Advanced: These require specialized or more expensive supplies to complete<\/li>\n<\/ul>\n\n\n\n<p>Jump to:<\/p>\n\n\n\n<ul>\n<li><a href=\"#fair\">3rd Grade Science Fair Projects<\/a><\/li>\n\n\n\n<li><a href=\"#stem\">3rd Grade STEM Challenge Projects<\/a><\/li>\n\n\n\n<li><a href=\"#magnet\">Magnet and Electricity Science Experiments for 3rd Grade<\/a><\/li>\n\n\n\n<li><a href=\"#more\">More 3rd Grade Science Projects and Activities<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"fair\">3rd Grade Science Fair Projects<\/h2>\n\n\n\n<p>Use these ideas to build a 3rd grade science fair project. Form your own hypothesis, alter the variables, and see what happens!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Discover the chemistry of slime<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"STEM Innovation Nation: Chemistry of Slime Activity\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/7HacgAjC-mI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Kids adore slime, and it&#8217;s actually a terrific way to teach them about polymers. Learn the basics of slime chemistry, then experiment with the formula to make your own unique concoctions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Make sun prints to display<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"How to make a sun print using special paper || How to make a cyanotype || Easy craft\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/8E90K9DSpjo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>You&#8217;ll need special <a href=\"https:\/\/www.amazon.com\/dp\/B0CBJG9HBQ?&amp;linkCode=ll1&amp;tag=wear03e-20&amp;linkId=c19f3ef939318070fef9ff1068416651&amp;language=en_US&amp;ref_=as_li_ss_tl\">sun-print paper<\/a> for this project, but it&#8217;s inexpensive and easy to find. Kids learn about chemical reactions as they use the power of the sun to create unique works of art.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Experiment with ice, salt, and water temperature<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"371\" title=\"3rd Grade Science Ice Salt Water 123Homeschool for Me\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Ice-Salt-Water-123Homeschool-for-Me.jpg\" alt=\"Two glasses of water, one with ice and a thermometer \" class=\"wp-image-396328\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Ice-Salt-Water-123Homeschool-for-Me.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Ice-Salt-Water-123Homeschool-for-Me-400x212.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Ice-Salt-Water-123Homeschool-for-Me-220x117.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Ice-Salt-Water-123Homeschool-for-Me-300x159.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">123 Homeschool 4 Me<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>This simple experiment requires only water, ice, salt, and a thermometer. Your 3rd grade science class can explore how ice and salt affect the temperature, a simple but effective lesson on heat transfer and freezing points.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.123homeschool4me.com\/ice-salt-temperature-science-for-kids_28\/\" target=\"_blank\" rel=\"noopener noreferrer\">Ice, Salt, and Temperature<\/a> at 123 Homeschool 4 Me<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Experiment with colors<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"350\" title=\"Third Grade Science Chromatography 123 Homeschool 4 Me\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Chromatography-123-Homeschool-4-Me.jpg\" alt=\"Tissue paper flowers dyed using chromatography. Text reads &quot;Spring Science Flowers&quot;\" class=\"wp-image-396333\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Chromatography-123-Homeschool-4-Me.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Chromatography-123-Homeschool-4-Me-400x200.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Chromatography-123-Homeschool-4-Me-220x110.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Chromatography-123-Homeschool-4-Me-300x150.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">123 Homeschool 4 Me<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Play around with colors, mix them together, and then use a little science magic to pull them apart again. This chromatography science project requires only simple supplies like coffee filters and markers.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.123homeschool4me.com\/spring-flowers-chromatography-science_45\/\" target=\"_blank\" rel=\"noopener noreferrer\">Chromatography<\/a> at 123 Homeschool 4 Me<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Understand the science behind bath bombs<\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"386\" title=\"Bath Bomb Science\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/bb-science-800x386.jpg\" alt=\"Two pastel bath bombs and a glass of fizzing water\" class=\"wp-image-401690\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/bb-science.jpg 800w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/bb-science-400x193.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/bb-science-768x371.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/bb-science-220x106.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/bb-science-300x145.jpg 300w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Learning Hypothesis<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>Bath bombs certainly make bath time more fun, but what makes them work? Explore chemical reactions and get squeaky clean all at the same time!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/learninghypothesis.com\/bath-bomb-science-experiment\" target=\"_blank\" rel=\"noopener noreferrer\">Bath Bomb Science<\/a> at Learning Hypothesis<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Investigate the effects of erosion<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"494\" title=\"Third Grade Science Erosion Third Grade Thinkers\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Erosion-Third-Grade-Thinkers.jpg\" alt=\"Science student pouring water onto two tin pans of soil, one with plants and one without\" class=\"wp-image-396324\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Erosion-Third-Grade-Thinkers.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Erosion-Third-Grade-Thinkers-400x282.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Erosion-Third-Grade-Thinkers-173x122.jpg 173w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Erosion-Third-Grade-Thinkers-300x212.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Third Grade Thinkers<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Compare the effects of &#8220;rain&#8221; on hills of bare soil vs. those covered with grass. Have your 3rd grade science students predict which they think will stand up to erosion better and then test their hypotheses.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/thirdgradethinkers8.blogspot.com\/2014\/07\/lets-be-dirt-detectives-teaching-file.html\" target=\"_blank\" rel=\"noopener noreferrer\">Erosion Experiment<\/a> at Third Grade Thinkers<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Give flowers a glow-up<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"348\" title=\"Third Grade Science: Glowing Flowers\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-glowing-flowers.jpg\" alt=\"Flowers with their vascular systems glowing blue and green under black light\" class=\"wp-image-1431474\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-glowing-flowers.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-glowing-flowers-400x214.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-glowing-flowers-220x118.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-glowing-flowers-300x161.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Tamara &#8220;Tamawi&#8221; Horne<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>This one will make kids&#8217; eyes pop out of their heads! Use highlighters and a <a href=\"https:\/\/www.amazon.com\/Blacklight-Flashlight-Flashlights-Ultraviolet-Professional\/dp\/B07P1RR9KM?&amp;linkCode=ll1&amp;tag=wear03e-20&amp;linkId=fa2df4379ea47ac01d95223f5030e17c&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">black-light flashlight<\/a> to reveal the vascular system of flowers.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/tamarahorne.com\/how-to-reveal-a-plants-vascular-system\/\" target=\"_blank\" rel=\"noopener\">Plant&#8217;s Vascular System<\/a> at Tamara &#8220;Tamawi&#8221; Horne<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Grow bacteria from common surfaces<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"560\" height=\"373\" title=\"Growing Bacteria Experiment\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/growingbacteria07.jpg\" alt=\"Collection of petri dishes growing mold, labeled fridge, hand, fish tank, and more\" class=\"wp-image-401689\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/growingbacteria07.jpg 560w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/growingbacteria07-400x266.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/growingbacteria07-183x122.jpg 183w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/growingbacteria07-450x300.jpg 450w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/growingbacteria07-300x200.jpg 300w\" sizes=\"(max-width: 560px) 100vw, 560px\" \/><figcaption class=\"wp-element-caption\">Happiness Is Here<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>There&#8217;s never been a better time to learn about the way germs spread! Take samples from a variety of surfaces, then watch bacteria grow in <a href=\"https:\/\/www.amazon.com\/Plastic-Bioresearch-Sterile-Projects-Biological\/dp\/B08LV7JD4F?&amp;linkCode=ll1&amp;tag=wear03e-20&amp;linkId=9def43bb17c696247287c2daaf9baf67&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">petri dishes<\/a> just like grown-up scientists.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/happinessishereblog.com\/2017\/11\/everyday-unschooling-growing-bacteria\/\">Growing Germs<\/a> at Happiness Is Here<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Take friction for a ride<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Third Grade Friction Experiment\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/13SQr8ZdN_s?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>Your students will love pulling their way across the floor as they discover more about friction and its effects on motion. Build your own &#8220;sled&#8221; or use a premade box or tray.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Craft fossils from glue<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"697\" height=\"437\" title=\"Third Grade Science Fossils Education\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Fossils-Education-1.jpg\" alt=\"Red clay with an impression of a twig. The impression is filled with white glue.\" class=\"wp-image-1496182\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Fossils-Education-1.jpg 697w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Fossils-Education-1-400x251.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Fossils-Education-1-195x122.jpg 195w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Fossils-Education-1-50x31.jpg 50w\" sizes=\"(max-width: 697px) 100vw, 697px\" \/><figcaption class=\"wp-element-caption\">Education.com<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Create clay molds of natural objects, then fill them with school glue to make your own &#8220;fossil&#8221; casts. This is a great project to try before a trip to the natural history museum.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.education.com\/activity\/article\/make_a_fossil_from_glue\/\" target=\"_blank\" rel=\"noopener noreferrer\">Glue Fossils<\/a> at Education.com<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Go green with recycled paper<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"535\" title=\"3rd Grade Science Paper Undercover Classroom\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Paper-Undercover-Classroom.jpg\" alt=\"Science student making recycled paper using a wood frame covered in wire mesh\" class=\"wp-image-396340\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Paper-Undercover-Classroom.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Paper-Undercover-Classroom-400x306.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Paper-Undercover-Classroom-160x122.jpg 160w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Paper-Undercover-Classroom-300x229.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Undercover Classroom<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>We talk a lot about recycling and sustainability these days, so show kids how it&#8217;s done! Recycle old worksheets or other papers using screen and picture frames.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.undercoverclassroom.com\/recycled-paper-in-classroom\/\" target=\"_blank\" rel=\"noopener noreferrer\">Recycled Paper<\/a> at Undercover Classroom<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Filter sediment from dirty water<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"551\" title=\"Third Grade Science Filtration Teach Beside Me\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Filtration-Teach-Beside-Me.jpg\" alt=\"Science student pouring dirty water through a plastic cup into a jar below\" class=\"wp-image-396343\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Filtration-Teach-Beside-Me.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Filtration-Teach-Beside-Me-400x315.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Filtration-Teach-Beside-Me-155x122.jpg 155w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Filtration-Teach-Beside-Me-300x236.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Teach Beside Me<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Explore sediments and water filtration with this easy 3rd grade science experiment. It&#8217;s a fun way to learn more about the water cycle.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/teachbesideme.com\/water-filtration-experiment\/\" target=\"_blank\" rel=\"noopener noreferrer\">Water Filtration<\/a> at Teach Beside Me<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Put together a compost bottle<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"505\" title=\"3rd Grade Science Busy Mommy Media\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Busy-Mommy-Media.jpg\" alt=\"Compost bin built in a two liter soda bottle, with child pouring water into it\" class=\"wp-image-423477\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Busy-Mommy-Media.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Busy-Mommy-Media-400x311.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Busy-Mommy-Media-157x122.jpg 157w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Busy-Mommy-Media-300x233.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Busy Mommy Media<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Learn about the decomposition of food and how composting can provide nutrients for growing more food with this easy earth science project.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/busymommymedia.com\/science-for-kids-soda-bottle-compost\/\" target=\"_blank\" rel=\"noopener noreferrer\">Soda Bottle Compost<\/a> at Busy Mommy Media<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sprout new potatoes<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Grow Your Own Potatoes!\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/5spUhmGneGw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Potatoes grow from tuberous roots, and under the right conditions, new shoots appear from those roots. This 3rd grade science experiment explores the biological science behind cloning.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Use flowers to learn about acid rain<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"615\" title=\"Acid Rain Experiment\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/acid-rain-experiment-1.jpg\" alt=\"Three yellow daisies in jars labeled water, slightly acidic, and acidic\" class=\"wp-image-1496185\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/acid-rain-experiment-1.jpg 800w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/acid-rain-experiment-1-400x308.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/acid-rain-experiment-1-768x590.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/acid-rain-experiment-1-159x122.jpg 159w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/acid-rain-experiment-1-50x38.jpg 50w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Little Bins for Little Hands<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Have you ever wondered what happens to plants when they are exposed to acid rain? Your students can find out by conducting a simple acid rain experiment using flowers and vinegar!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/littlebinsforlittlehands.com\/acid-rain-experiment\/\">Acid Rain Experiment<\/a> at Little Bins for Little Hands<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Keep apples from turning brown<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" title=\"Apple Browning Experiment\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Apple-Browning-800x600.jpg\" alt=\"Apple slides in small white bowls, labeled with a variety of liquids including vinegar and milk\" class=\"wp-image-371011\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Apple-Browning-800x600.jpg 800w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Apple-Browning-400x300.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Apple-Browning-768x576.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Apple-Browning-163x122.jpg 163w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Apple-Browning-300x225.jpg 300w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Apple-Browning.jpg 1024w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Teach Beside Me<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>What&#8217;s the best method to keep sliced apples from turning brown? Find out with this popular 3rd grade science project.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/teachbesideme.com\/apple-science\/\">Apple Browning<\/a> at Teach Beside Me<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Fizz it up with antacid<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Easy science experiment for kids  \u2013 Dissolving tablets\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Z-s4MHXIsV0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Fizzy fantastic fun! Learn about chemical reactions by mixing water and effervescent antacid tablets to see what happens, comparing the time it takes for whole tablets and small pieces.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Drop objects to learn about gravity<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Do Heavier Objects Fall Faster? Easy Gravity Experiment!\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/b7jAzyxdbw4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Do heavier objects fall faster than lighter ones? Try this hands-on gravity activity for 3rd graders to find out!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"stem\">3rd Grade STEM Challenge Projects<\/h2>\n\n\n\n<p>Use these STEM challenges as the basis for science fair project ideas, or try them as in-class science activities your 3rd graders will love!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Design a candy-delivery machine<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"705\" title=\"Third Grade Science: Candy Machine\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-candy-machine.jpg\" alt=\"Candy delivery machine built of drinking straws\" class=\"wp-image-1431467\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-candy-machine.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-candy-machine-400x434.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-candy-machine-112x122.jpg 112w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-candy-machine-300x325.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">123 Homeschool 4 Me<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Learn about inclined planes with this fun simple-machines project. Kids can get creative and develop any kind of delivery system they like!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.123homeschool4me.com\/mechanical-energy-candy-and-simple_55\/\" target=\"_blank\" rel=\"noopener\">Candy Machine<\/a> at 123 Homeschool 4 Me<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Determine the most waterproof roof<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"433\" title=\"Third Grade Science Waterproof Roof\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-waterproof-roof.jpg\" alt=\"Third grade science student spraying water on a LEGO house with a wood roof\" class=\"wp-image-1396804\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-waterproof-roof.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-waterproof-roof-400x266.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-waterproof-roof-183x122.jpg 183w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-waterproof-roof-450x300.jpg 450w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-waterproof-roof-300x200.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Science Sparks<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Calling all future engineers! Build a house from LEGO, then experiment to see what type of roof prevents water from leaking inside.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.science-sparks.com\/waterproof-roof\/\" target=\"_blank\" rel=\"noopener\">Waterproof Roof<\/a> at Science Sparks<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Run marble races with pool noodles<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"451\" title=\"3rd Grade Science Gravity Techy Teacher\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Gravity-Techy-Teacher.jpg\" alt=\"Pool noodles turned into a simple marble race track\" class=\"wp-image-396332\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Gravity-Techy-Teacher.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Gravity-Techy-Teacher-400x258.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Gravity-Techy-Teacher-189x122.jpg 189w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Gravity-Techy-Teacher-300x193.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">The Techy Teacher<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Crack open a pool noodle or two and create your own marble racetracks. Experiment with angles, force, and surface materials to find the fastest way to get the marble to the bottom. (<a href=\"https:\/\/www.weareteachers.com\/pool-noodle-uses-classroom\/\" target=\"_blank\" rel=\"noopener noreferrer\">Find more fun ways to use pool noodles in the classroom here.<\/a>)<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/tekyteach.blogspot.com\/2011\/12\/more-force-and-motion-fun-marble-races.html\" target=\"_blank\" rel=\"noopener noreferrer\">Pool Noodle Marble Races<\/a> at The Techy Teacher<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Build a better umbrella<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"698\" height=\"450\" title=\"Third Grade Science Umbrellas Raising Lifelong Learners\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Umbrellas-Raising-Lifelong-Learners.jpg\" alt=\"Science student pouring water over a cupcake wrapper propped on wood craft sticks\" class=\"wp-image-396345\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Umbrellas-Raising-Lifelong-Learners.jpg 698w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Umbrellas-Raising-Lifelong-Learners-400x258.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Umbrellas-Raising-Lifelong-Learners-189x122.jpg 189w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Umbrellas-Raising-Lifelong-Learners-300x193.jpg 300w\" sizes=\"(max-width: 698px) 100vw, 698px\" \/><figcaption class=\"wp-element-caption\">Raising Lifelong Learners<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Challenge students to engineer the best possible umbrella from various household supplies. Encourage them to plan, draw blueprints, and test their creations, using the scientific method.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/raisinglifelonglearners.com\/what-makes-the-best-umbrella-stem-challenge\/\" target=\"_blank\" rel=\"noopener noreferrer\">Best Umbrella STEM Challenge<\/a> at Raising Lifelong Learners<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Construct a marshmallow catapult<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"548\" title=\"Third Grade Science Catapult Frugal Fun\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Catapult-Frugal-Fun.jpg\" alt=\"Tissue box modified with pencils and rubber bands to create a toy catapult\" class=\"wp-image-396321\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Catapult-Frugal-Fun.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Catapult-Frugal-Fun-400x313.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Catapult-Frugal-Fun-156x122.jpg 156w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Catapult-Frugal-Fun-300x235.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Frugal Fun for Boys and Girls<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Fling some sweet treats in the name of science! All you need is an old tissue box, pencils, rubber bands, and a few other supplies to learn about trajectory, air resistance, gravity, and more.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/frugalfun4boys.com\/marshmallow-catapult\/\" target=\"_blank\" rel=\"noopener noreferrer\">Tissue Box Catapult<\/a> at Frugal Fun for Boys and Girls<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Blow through a water whistle<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"435\" title=\"3rd Grade Science My Baba\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-My-Baba.jpg\" alt=\"Science student blowing through a crooked straw into a glass of water\" class=\"wp-image-423476\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-My-Baba.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-My-Baba-400x268.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-My-Baba-182x122.jpg 182w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-My-Baba-450x300.jpg 450w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-My-Baba-300x201.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">My Baba<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Learn about the science of sound with this easy experiment. Kids will love building their own whistles from straws and a glass of water.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.mybaba.com\/water-whistle-experiment\/\" target=\"_blank\" rel=\"noopener noreferrer\">Water Whistle<\/a> at My Baba<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step through an index card<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"351\" title=\"Third Grade Science Surface Area Steve Spangler\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Surface-Area-Steve-Spangler.jpg\" alt=\"Science student holding an index card cut in a way that forms a large opening\" class=\"wp-image-396342\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Surface-Area-Steve-Spangler.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Surface-Area-Steve-Spangler-400x201.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Surface-Area-Steve-Spangler-220x110.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Surface-Area-Steve-Spangler-300x150.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Mess for Less<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>With carefully placed scissor cuts on an index card, you can make a loop large enough to fit a (small) human body through! Kids will be wowed as they learn about surface area.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.messforless.net\/science-experiments-for-kids-index-card-chain\/\" target=\"_blank\" rel=\"noopener\">Index Card Experiment<\/a> at Mess for Less<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Construct a Hero\u2019s engine<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Newtons 3rd Law - Hero Engine\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/l46oZAz82ls?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>Sir Isaac Newton came up with rules about how things work in the world. One of these rules is called Newton&#8217;s third law. It says that &#8220;for every action, there is an equal and opposite reaction.&#8221; Do an experiment with your 3rd graders to learn more about this rule!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Model the effect of air drag<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"How to Make a PAPER AIRPLANE!! - (Easy for Kids!)\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/7Cy3lRJGiR4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>To learn about the role of drag in flight, students can fold paper planes in different styles and observe how these changes affect the distance and flight pattern of the planes. Turn this 3rd grade science project into a fun competition to see which plane flies the farthest or stays in the air the longest.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Put together an anemometer<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"STEM activity WIND ANEMOMETER for kids\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/DqeYyRKWpL8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>This very simple weather instrument is easy enough for kids to build, allowing them to observe and think like a real meteorologist.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"magnet\">Magnet and Electricity Science Experiments for 3rd Grade<\/h2>\n\n\n\n<p>These shocking (OK, not literally!) electricity experiments will fit nicely into many 3rd grade science curriculum programs. Give them a try in the classroom, or encourage an interest in science at home.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Assemble a simple circuit<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"592\" title=\"Simple Circuits Project\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/simple-circuitsproject.jpg\" alt=\"Simple circuit in the open position, light bulb lit\" class=\"wp-image-1496186\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/simple-circuitsproject.jpg 800w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/simple-circuitsproject-400x296.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/simple-circuitsproject-768x568.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/simple-circuitsproject-165x122.jpg 165w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/simple-circuitsproject-50x37.jpg 50w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Science Projects<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>To test the conductivity of different materials, your students can use a <a href=\"https:\/\/www.amazon.com\/FDXGYH-Electrical-Circuit-Experiment-Educational\/dp\/B08MCJ8M8Y\/ref=sr_1_5?crid=2G0VVGPXDU66C&amp;keywords=simple+electric+circuit+kids+kit&amp;qid=1672844578&amp;sprefix=simple+electrc+cir%2Caps%2C154&amp;sr=8-5\">simple electric circuit.<\/a> Invest in a few of these inexpensive gadgets to allow for all kinds of 3rd grade science projects.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.scienceprojects.org\/electrical-conductors-and-insulators\/\">Simple Circuits<\/a> at Science Projects<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Turn a safety pin into a circuit<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Working Model of Simple Circuit\/Simple electric circuit with safety pin\/Physics project\/Kansal\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/pyZlHcLUpB8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>Looking for an even easier simple circuits project? This one requires only a few supplies you can grab at the hardware store and an ordinary everyday safety pin.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Investigate how liquids affect magnets<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"How Liquids Impact a Magnet Experiment\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/U_-iLUWp5NU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Are magnets equally effective in water? What about oil or a thicker liquid like, say, a milkshake? This would make for an easy 3rd grade science fair project that&#8217;s fun too.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ask a magnet to dance<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Simple Magnet Science Experiment for Kids\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/DBNRvPmJfLc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>This is so cool! Make a magnet dance without touching it in this activity that&#8217;s part STEM challenge, part magnet experiment, and 100% amazing.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Capture lightning in a bottle<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"How to Make Lightning In a Bottle DIY Science Experiments for kids!\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/zDPKq23EE0Y?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>Well, it&#8217;s not quite that dramatic, but this cool electricity experiment for 3rd grade will still wow your students.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Separate salt and pepper with static electricity<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"325\" title=\"Third Grade Science: Salt and Pepper Separation\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-salt-and-pepper.jpg\" alt=\"Spoon charged with static electricity separating pepper from salt\" class=\"wp-image-1431479\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-salt-and-pepper.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-salt-and-pepper-400x200.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-salt-and-pepper-220x110.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-salt-and-pepper-300x150.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Science Kiddo<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>When you mix up salt and pepper, you&#8217;d think it would be almost impossible to separate them again. But using a little static electricity and a plastic spoon, it&#8217;s surprisingly simple.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.sciencekiddo.com\/separate-salt-pepper-static-electricity\" target=\"_blank\" rel=\"noopener\">Separate Salt and Pepper<\/a> at Science Kiddo<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explore static electricity with jumping goop<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"462\" title=\"3rd Grade Science Frugal Fun 4 Boys and Girls\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Frugal-Fun-4-Boys-and-Girls.jpg\" alt=\"A mix of cornstarch and oil attracted to an orange balloon by static electricity\" class=\"wp-image-423473\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Frugal-Fun-4-Boys-and-Girls.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Frugal-Fun-4-Boys-and-Girls-400x284.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Frugal-Fun-4-Boys-and-Girls-172x122.jpg 172w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Frugal-Fun-4-Boys-and-Girls-300x213.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Frugal Fun for Boys and Girls<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Your students have probably tried rubbing a balloon on their heads to create static electricity with their hair. This experiment is even cooler to see, as a mix of cornstarch and oil seems to leap off the spoon in front of their eyes!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/frugalfun4boys.com\/jumping-goop-static-electricity-demonstration\/\" target=\"_blank\" rel=\"noopener noreferrer\">Static Electricity Goop<\/a> at Frugal Fun for Boys and Girls<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Predict the distance of lightning<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"How to calculate the distance from a lightning strike.\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/rblRWVfGVis?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>This weather science experiment never fails to impress. Use a stopwatch to measure the difference between the flash and the sound of lightning and thunder, then calculate the distance between you and the strike.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Find your way with a DIY compass<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"485\" title=\"Third Grade Science: DIY Compass\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-diy-compass.jpg\" alt=\"DIY compass made from a needle floating in water\" class=\"wp-image-1431478\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-diy-compass.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-diy-compass-400x298.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-diy-compass-164x122.jpg 164w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-diy-compass-300x224.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">STEAM Powered Family<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Here&#8217;s an old classic that never fails to impress. Magnetize a needle and float it on the water&#8217;s surface\u2014it will always point north.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.steampoweredfamily.com\/activities\/how-to-make-a-compass\/\" target=\"_blank\" rel=\"noopener\">DIY Compass<\/a> at STEAM Powered Family<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Defy gravity with magnets and paper clips<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"494\" title=\"Third Grade Science Gravity Buggy and Buddy\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Gravity-Buggy-and-Buddy.jpg\" alt=\"Two stacks of colorful blocks supporting a stick with magnets attached, and paperclips hanging from the magnets\" class=\"wp-image-396329\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Gravity-Buggy-and-Buddy.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Gravity-Buggy-and-Buddy-400x282.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Gravity-Buggy-and-Buddy-173x122.jpg 173w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Gravity-Buggy-and-Buddy-300x212.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Buggy and Buddy<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Magnets are always a hit in the classroom. Use this simple experiment to discover more about gravity and the effects of magnets on metal objects.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/buggyandbuddy.com\/gravity\/\" target=\"_blank\" rel=\"noopener noreferrer\">Magnet Gravity<\/a> at Buggy and Buddy<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"more\">More 3rd Grade Science Projects and Activities<\/h2>\n\n\n\n<p>These science experiments for 3rd graders explore all sorts of concepts, from the laws of motion to earth and planetary science and beyond. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Flick pennies to learn about inertia<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"483\" title=\"Third Grade Science: Penny Inertia\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-penny-inertia.jpg\" alt=\"Third grade science student flicking an index card out from underneath a stack of pennies suspended over a cup of water\" class=\"wp-image-1431477\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-penny-inertia.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-penny-inertia-400x297.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-penny-inertia-164x122.jpg 164w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-penny-inertia-300x223.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Frugal Fun for Boys and Girls<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>This is one of those science experiments that kind of looks like magic, but it&#8217;s really all about the laws of motion. It might take a little practice to get the index card flick just right, but the results are always cool!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/frugalfun4boys.com\/inertia-science-experiments-with-pennies\/\" target=\"_blank\" rel=\"noopener\">Penny Inertia<\/a> at Frugal Fun for Boys and Girls<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">See the temperature rise in a chemical reaction<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"757\" title=\"Third Grade Science: Steel Wool Thermal Reaction\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-steel-wool.jpg\" alt=\"Steel wool in vinegar in a beaker, with a thermometer (Third Grade Science)\" class=\"wp-image-1431475\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-steel-wool.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-steel-wool-400x466.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-steel-wool-105x122.jpg 105w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-steel-wool-300x349.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">123 Homeschool 4 Me<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>When iron meets oxygen, rust forms. Use vinegar to remove the protective coat from <a href=\"https:\/\/www.amazon.com\/Steel-Assorted-Grades-Rhodes-American\/dp\/B074PVDSVQ?&amp;linkCode=ll1&amp;tag=wear03e-20&amp;linkId=cdd68e02da417d603369bc87f2aa8edc&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">steel wool<\/a>&nbsp;and watch the temperature rise from the chemical reaction.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.123homeschool4me.com\/simple-chemical-reaction-experiment_7\" target=\"_blank\" rel=\"noopener\">Thermal Reaction<\/a> at 123 Homeschool 4 Me<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Float an iceberg<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"434\" title=\"Third Grade Science Iceberg\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-iceberg.jpg\" alt=\"Paper boat floating in a dish with a large chunk of ice\" class=\"wp-image-1396802\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-iceberg.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-iceberg-400x267.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-iceberg-183x122.jpg 183w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-iceberg-450x300.jpg 450w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-iceberg-300x200.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Science Sparks<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Use a balloon to make an iceberg, then float it in a dish of water to learn how much you can see above and below the waterline. Try experimenting with salt water to see how the density changes things.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.science-sparks.com\/titanic-science-make-an-iceberg\/\" target=\"_blank\" rel=\"noopener\">Icebergs<\/a> at Science Sparks<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Take a Play-Doh core sample<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"326\" title=\"3rd Grade Science Line Upon Line Learning\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Line-Upon-Line-Learning.jpg\" alt=\"Layers of differently colored playdough with straw holes punched throughout all the layers\" class=\"wp-image-423471\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Line-Upon-Line-Learning.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Line-Upon-Line-Learning-400x201.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Line-Upon-Line-Learning-220x110.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Line-Upon-Line-Learning-300x150.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Line Upon Line Learning<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Learn about the layers of the Earth by building them out of Play-Doh. Then students can take a core sample with a straw. (<a href=\"https:\/\/www.weareteachers.com\/play-doh-learning\/\" target=\"_blank\" rel=\"noopener noreferrer\">Love Play-Doh? Get more learning ideas here.<\/a>)<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/homeschool.rebeccareid.com\/core-sampling-play-dough\/\" target=\"_blank\" rel=\"noopener noreferrer\">Core Sampling<\/a> at Line Upon Line Learning<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Spin a disappearing color wheel<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"DISAPPEARING COLOR WHEEL | NEWTON DISC | OPTICAL ILLUSION\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/zEL29J4gbQU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Color a paper disk with the six primary and secondary colors. Then thread a string through the middle and make it spin. The colors will seem to disappear!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Crystallize some pretty fall leaves<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"467\" title=\"Third Grade Science Crystals Schooling a Monkey\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crystals-Schooling-a-Monkey.jpg\" alt=\"Yellow, red, and green leaves crystalized in a boric acid solution\" class=\"wp-image-396322\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crystals-Schooling-a-Monkey.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crystals-Schooling-a-Monkey-400x267.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crystals-Schooling-a-Monkey-183x122.jpg 183w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crystals-Schooling-a-Monkey-300x200.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">STEAMsational<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Every kid loves making crystals. In this 3rd grade science project, learn about supersaturated solutions by crystallizing some colorful fall leaves. Then use them as fall classroom decor!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.steamsational.com\/salt-crystal-leaves\/\" target=\"_blank\" rel=\"noopener noreferrer\">Salt Crystal Leaves<\/a> at STEAMsational<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Find a robot&#8217;s center of gravity<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"649\" title=\"3rd Grade Science Buggy and Buddy\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buggy-and-Buddy.jpg\" alt=\"Child balancing a paper robot on their nose\" class=\"wp-image-423475\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buggy-and-Buddy.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buggy-and-Buddy-400x399.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buggy-and-Buddy-122x122.jpg 122w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buggy-and-Buddy-65x65.jpg 65w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buggy-and-Buddy-50x50.jpg 50w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buggy-and-Buddy-300x300.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Buggy and Buddy<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Print out, cut, and color this free paper robot. Then glue some coins to the back and have your students try to find its center of gravity!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/buggyandbuddy.com\/science-kids-balancing-robot-free-printable\/\" target=\"_blank\" rel=\"noopener noreferrer\">Balancing Robot<\/a> at Buggy and Buddy<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Make your own bouncing bubbles<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Make Your Own Bouncing Bubbles\" width=\"500\" height=\"375\" src=\"https:\/\/www.youtube.com\/embed\/ZHtXJ7Zksuo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Have your 3rd grade science students put on gloves and watch the bubbles bounce! Then encourage them to experiment with their own bubble solution. Try different soaps, mixing up the ratios to make the strongest bubble possible.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Project the stars on your ceiling<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"385\" title=\"3rd Grade Science Mystery Science\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Mystery-Science.jpg\" alt=\"Science student poking holes in the bottom of a paper cup in the shape of a constellation\" class=\"wp-image-423472\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Mystery-Science.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Mystery-Science-400x237.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Mystery-Science-206x122.jpg 206w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Mystery-Science-300x178.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Mystery Science<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Use the video lesson in the link below to teach 3rd grade science students why stars are only visible at night. Then create a DIY star projector to explore the concept hands-on.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/mysteryscience.com\/sky\/mystery-5\/stars-daily-patterns\/128?r=74040094\" target=\"_blank\" rel=\"noopener noreferrer\">Star Projector<\/a> at Mystery Science<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Blow bubbles inside bubbles inside bubbles<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Bubble  inide bubble\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/5luM6Z_Y-cQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>If there&#8217;s a more fun 3rd grade science project about surface tension than bubbles, we haven&#8217;t found it yet! Create a soap solution by using dissolved sugar and discover more about elasticity and volume as you blow bubbles inside bubbles inside bubbles &#8230;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Use water balloons to explore buoyancy<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"699\" height=\"501\" title=\"3rd Grade Science Buoyancy Balloons 123 Homeschool 4 Me\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buoyancy-Balloons-123-Homeschool-4-Me.jpg\" alt=\"Water balloons labeled with items like salt and sugar in a big red bin\" class=\"wp-image-396320\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buoyancy-Balloons-123-Homeschool-4-Me.jpg 699w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buoyancy-Balloons-123-Homeschool-4-Me-400x287.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buoyancy-Balloons-123-Homeschool-4-Me-170x122.jpg 170w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-Buoyancy-Balloons-123-Homeschool-4-Me-300x215.jpg 300w\" sizes=\"(max-width: 699px) 100vw, 699px\" \/><figcaption class=\"wp-element-caption\">123 Homeschool 4 Me<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Fill <a href=\"https:\/\/www.amazon.com\/Assorted-Water-Balloon-Filler-Poly\/dp\/B08F3WBJ9V?&amp;linkCode=ll1&amp;tag=wear03e-20&amp;linkId=44d27d177cb20f3c7e945dd3a9c93193&amp;language=en_US&amp;ref_=as_li_ss_tl\">water balloons<\/a> with different solutions (oil, salt water, plain water, etc.) and place the balloons in a large bucket of water to see if they sink or float. This is a cool project to do with your 3rd grade science class on the playground on a sunny day.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.123homeschool4me.com\/water-balloon-science-experiment_14\/\" target=\"_blank\" rel=\"noopener noreferrer\">Balloon Density<\/a> at 123 Homeschool 4 Me<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Learn how water temperature affects density<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"577\" height=\"341\" title=\"Water Density Experiment\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/hot-and-cold-water-density-science-experiment.jpg\" alt=\"Colorful water in layers in double glass jars\" class=\"wp-image-401691\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/hot-and-cold-water-density-science-experiment.jpg 577w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/hot-and-cold-water-density-science-experiment-400x236.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/hot-and-cold-water-density-science-experiment-206x122.jpg 206w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/hot-and-cold-water-density-science-experiment-300x177.jpg 300w\" sizes=\"(max-width: 577px) 100vw, 577px\" \/><figcaption class=\"wp-element-caption\">STEAMsational<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Looking for a simple, quick, and colorful science experiment? This one just requires some <a href=\"https:\/\/www.amazon.com\/Bekith-Plastic-Airtight-Container-Refillable\/dp\/B08PBGPMBP?&amp;linkCode=ll1&amp;tag=wear03e-20&amp;linkId=bf49f312220cce1a486881d6261f4ae8&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">mason jars<\/a>, hot and cold water, and <a href=\"https:\/\/www.amazon.com\/Amazon-Brand-Happy-Assorted-Coloring\/dp\/B08CYBKJX4\/ref=sr_1_7?keywords=food+coloring&amp;qid=1672875678&amp;sr=8-7\" target=\"_blank\" rel=\"noopener\">food coloring<\/a>. Kids will be amazed at the results!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.steamsational.com\/hot-and-cold-water-density-science-experiment\/\" target=\"_blank\" rel=\"noopener\">Water Density Experiment<\/a> at STEAMsational<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dissolve cups to learn about types of change<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"310\" title=\"3rd Grade Science The Owl Teacher\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-The-Owl-Teacher.jpg\" alt=\"Styrofoam cups in a tin of liquid, one half dissolved\" class=\"wp-image-423481\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-The-Owl-Teacher.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-The-Owl-Teacher-400x191.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-The-Owl-Teacher-220x105.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Grade-Science-The-Owl-Teacher-300x143.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">The Owl Teacher<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Teach your 3rd grade science class about the differences between physical and chemical changes with this quick and easy experiment involving Styrofoam cups.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/theowlteacher.com\/explore-physical-chemical-changes\/\" target=\"_blank\" rel=\"noopener noreferrer\">Dissolving Cups<\/a> at The Owl Teacher<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Turn crayons into rocks<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"241\" title=\"Third Grade Science Crayon Rocks The Owl Teacher\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crayon-Rocks-The-Owl-Teacher.jpg\" alt=\"Crayon shavings melted and pressed together to simulate types of rocks\" class=\"wp-image-396339\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crayon-Rocks-The-Owl-Teacher.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crayon-Rocks-The-Owl-Teacher-400x138.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crayon-Rocks-The-Owl-Teacher-220x76.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Crayon-Rocks-The-Owl-Teacher-300x103.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">The Owl Teacher<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Demonstrate the effects of heat and pressure on crayon shavings to explain the different types of rocks to students. It&#8217;s a colorful intro to geology!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/theowlteacher.com\/rockin-colors-exploring-rocks-with\/\" target=\"_blank\" rel=\"noopener noreferrer\">Crayon Rocks<\/a> at The Owl Teacher<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">&nbsp;Stab a straw through a potato<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"419\" title=\"Third Grade Science Potato Straw\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-potato-straw.jpg\" alt=\"Man's hand stabbing a sweet potato with a drinking straw\" class=\"wp-image-1396805\" style=\"width:795px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-potato-straw.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-potato-straw-400x258.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-potato-straw-189x122.jpg 189w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/third-grade-science-potato-straw-300x193.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">KiwiCo<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Plastic straws may seem flimsy, but by using the power of air pressure, you can make one strong enough to stab all the way through a potato!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.kiwico.com\/diy\/stem\/quick-easy-experiments\/straw-potato\" target=\"_blank\" rel=\"noopener\">Stab a Potato<\/a> at KiwiCo<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Shake up some ice cream<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"462\" title=\"Third Grade Science Ice Cream More Than a Worksheet\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Ice-Cream-More-Than-a-Worksheet.jpg\" alt=\"Bowl of ice cream with text reading Ice Cream in a Bag\" class=\"wp-image-396346\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Ice-Cream-More-Than-a-Worksheet.jpg 700w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Ice-Cream-More-Than-a-Worksheet-400x264.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Ice-Cream-More-Than-a-Worksheet-185x122.jpg 185w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Third-Grade-Science-Ice-Cream-More-Than-a-Worksheet-300x198.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Mom of 6<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Get kids up and moving when they shake their way to ice cream, made from scratch using ice and plastic zipper bags! Talk about heating and cooling as well as condensation while you enjoy your snack.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.momof6.com\/cooking-with-the-kids\/great-summer-idea-make-ice-cream-in-a-bag\/\" target=\"_blank\" rel=\"noopener\">Ice Cream in a Bag<\/a> at Mom of 6<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Examine pine cones opening and closing<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"267\" title=\"Pinecone Experiment\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Pinecones-1-400x267.jpg\" alt=\"3rd grade science experiment about how pinecones change their shape based on humidity.\" class=\"wp-image-1461990\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Pinecones-1-400x267.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Pinecones-1-183x122.jpg 183w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Pinecones-1-450x300.jpg 450w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Pinecones-1-300x200.jpg 300w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Pinecones-1-50x33.jpg 50w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Pinecones-1.jpg 680w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><figcaption class=\"wp-element-caption\">Parenting Chaos<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Pine cones can sense changes in humidity and adjust their scales in response. Gather several pine cones, glass containers, tweezers, and both hot and cold water to conduct a fun experiment to discover what makes pine cones open and close.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/parentingchaos.com\/why-do-pine-cones-open-and-close\/\">Pine Cone Experiment<\/a> at Parenting Chaos<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">If you liked these 3rd grade science projects, keep up the STEM enthusiasm with <a href=\"https:\/\/www.weareteachers.com\/third-grade-math-games\/\" target=\"_blank\" rel=\"noopener noreferrer\">these fun and engaging 3rd grade math games<\/a>.<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">Plus, <a href=\"https:\/\/www.weareteachers.com\/newsletters\/\" target=\"_blank\" rel=\"noopener\">sign up for our newsletters<\/a> to get all the latest teaching tips and tricks, straight to your inbox!<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" title=\"3rd-Science-Projects\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Science-Projects-683x1024.jpg\" alt=\"Need ideas for 3rd grade science fair projects, or looking for classroom science experiments and activities? Find them here!\" class=\"wp-image-1498674\" style=\"width:500px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Science-Projects-683x1024.jpg 683w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Science-Projects-341x512.jpg 341w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Science-Projects-768x1152.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Science-Projects-81x122.jpg 81w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Science-Projects-33x50.jpg 33w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-Science-Projects.jpg 1000w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Engage students in the classroom, or prep for the science fair!<\/p>\n","protected":false},"author":19269,"featured_media":1496197,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ep_exclude_from_search":false,"show-affiliate-link":true,"disable-ads":false,"disable-related-posts":false,"_wat_selected_form":"739","footnotes":""},"categories":[2996],"tags":[180,3097,4337,138],"wat-content-type":[],"wat-grade":[2295],"_wat-campaign":[],"wat-subject":[52,2439],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>55 3rd Grade Science Projects for the Classroom or Science Fair<\/title>\n<meta name=\"description\" content=\"Need ideas for 3rd grade science fair projects, or looking for classroom science experiments and activities? Find them here!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.weareteachers.com\/3rd-grade-science-projects\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"55 Hands-On Third Grade Science Activities\" \/>\n<meta property=\"og:description\" content=\"Putty slime, bubbles, balloons, homemade ice cream, and more!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.weareteachers.com\/3rd-grade-science-projects\/\" \/>\n<meta property=\"og:site_name\" content=\"We Are Teachers\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/weareteachers\" \/>\n<meta property=\"article:published_time\" content=\"2023-12-22T15:56:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-01-02T20:01:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/3rd-grade-science-projects_1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1600\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"We Are Teachers Staff\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"55 Hands-On Third Grade Science Activities\" \/>\n<meta name=\"twitter:description\" content=\"Putty slime, invisible ink, homemade ice cream, and more!\" \/>\n<meta name=\"twitter:creator\" content=\"@WeAreTeachers\" \/>\n<meta name=\"twitter:site\" content=\"@WeAreTeachers\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"We Are Teachers Staff\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"18 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.weareteachers.com\/3rd-grade-science-projects\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.weareteachers.com\/3rd-grade-science-projects\/\"},\"author\":{\"name\":\"We Are Teachers Staff\",\"@id\":\"https:\/\/www.weareteachers.com\/#\/schema\/person\/855d1bc3caefcdbe71734bd7cc515a79\"},\"headline\":\"55 Terrific 3rd Grade Science Projects Anyone Can Do\",\"datePublished\":\"2023-12-22T15:56:48+00:00\",\"dateModified\":\"2024-01-02T20:01:07+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.weareteachers.com\/3rd-grade-science-projects\/\"},\"wordCount\":3142,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.weareteachers.com\/#organization\"},\"keywords\":[\"Experiments\",\"Hands-on Learning\",\"Learning at Home: Hands-On Activities\",\"STEAM\"],\"articleSection\":[\"Lesson Plans\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.weareteachers.com\/3rd-grade-science-projects\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.weareteachers.com\/3rd-grade-science-projects\/\",\"url\":\"https:\/\/www.weareteachers.com\/3rd-grade-science-projects\/\",\"name\":\"55 3rd Grade Science Projects for the Classroom or Science Fair\",\"isPartOf\":{\"@id\":\"https:\/\/www.weareteachers.com\/#website\"},\"datePublished\":\"2023-12-22T15:56:48+00:00\",\"dateModified\":\"2024-01-02T20:01:07+00:00\",\"description\":\"Need ideas for 3rd grade science fair projects, or looking for classroom science experiments and activities? 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