These STEM Activity Kits Are Perfect for a Fun-Filled (and Educational) Rainy Day

Stuck inside on a rainy day? Bust your kids' boredom with one of these STEM activity kits. They'll have so much fun with these experiments and activities, they won't even realize they're learning. And since they'll need your help with some of the fun, you'll all get some quality time together.

two people with beakers and a test tube
Magic School Bus: The Young Scientists Club Activity Kit from Walmart photo

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Magic School Bus: The Young Scientists Club

Hop aboard the Magic School Bus with Ms. Frizzle, Liz, and all of your favorite characters! Budding astronomers can learn all about space with this space-themed kit. Your kids can make a night vision flashlight, constellation box, solar system mobile, working telescope, and much more. Extend the fun by building your tools in the afternoon and testing out your flashlight and telescope once it gets dark. This kit is recommended for ages 5 to 7. ($14;

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Learning Resources Yumology Science Sweet Kit, Candy Experiments, from Amazon photo

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Yumology Science Sweet Kit

Who knew science could taste so sweet? Little ones will love making their own sweet treats with this Yumology kit. It comes with the tools and recipes for seven treats. None of the recipes require heat, so there's no need to worry about burning little fingers, and kids can take pride in doing it all by themselves. Treats can take as little as five minutes to make, and you'll both enjoy yummy results, including ice pops, juice, and candy. Kids will learn skills like measurement, color mixing, and find out why things freeze. This kit is recommended for ages 3 and up. ($16, usually $20;

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Klutz Lego Gadgets Science & Activity Kit, Ages 8+ from Amazon photo

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Klutz Lego Gadgets Science & Activity Kit

Do you have a Lego lover? Spend the day building 11 different gadgets and machines with this Lego kit by the tried-and-true Klutz brand. It comes with the 58 Lego pieces needed to build the machines and a full-color guidebook with clear instructions and explanations of what the machines are used for in real life. Gadgets include a claw, robot boxer, and a gravity drop coaster. Once your child has completed all 11 activities, they'll find prompts to continue working on their engineering skills and creativity. Note: This kit contains small parts and is recommended for ages 8 and up. ($15, usually $25;

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Discovery Kids #Mindblown Test Tubes Science Activities Kit from Target photo

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Discovery Kids #Mindblown Test Tubes Kit

Little scientists-in-training will love spending the day conducting experiments with their own test tube set. This Discovery Kids kit includes materials and instructions for five fun activities, as well as five test tubes and a rack. Kids can create their very own bouncy ball, learn about disappearing ink, and more. Tip: If you have more than one child at home, this kit is perfect for the older kids to play with while the younger one naps. It is recommended for ages 8 and up and is made without any of the eight major allergens: milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, and soy. ($15;

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National Geographic Break Your Own Geode Kit, 2 pieces, from Walmart photo

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National Geographic Break Your Own Geode Kit

Discover hidden treasure by breaking open geodes with this National Geographic kit. Geodes are volcanic rocks that form with beautiful crystals inside, so be prepared for oohs and aahs once your little one reveals the glittery interior. The kit comes with two geodes, safety goggles, a display stand, magnifying glass, and a learning guide. Be sure you have a hammer at the ready to break them open—this is definitely an activity you'll want to do together. After you've thoroughly examined your loot, your child can use the display stand in their room to show off their treasure. This kit is recommended for ages 5 to 15. ($12;

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Thames & Kosmos Glowing Chemistry Experiment Kit from Target photo

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Thames & Kosmos Glowing Chemistry Experiment Kit

Brighten up the gloomy day with this glowing chemistry kit. Kids will feel like a real chemist performing the 22 experiments using genuine chemicals and equipment. They'll learn about UV light and luminol (a glowing chemical) and other light effects with the included test tubes, petri dishes, and more. This kit does not contain any of the eight major allergens, so it's safe for most kids ages 10 and up. Note: You'll want to have a AAA battery on hand, which is not included with the kit. ($31;

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