Guide to Science Experiments for Kids and Fun STEM Activities

Science experiments and STEM activities for kids are a clear parenting win. Keep kids busy during a day indoors, as well as help them learn something about the world around us and boost their science smarts.

This guide rounds up the best of our at-home STEM activities and science experiments for kids of all ages, as well as giving ideas on great STEM-based summer camps. 

Fun Science Experiments and STEM Activities for Kids
Creating a baking soda volcano is a classic science experiment for kids. Photo by Sara Marentette Nighswander
67 Easy Science Experiments for Kids To Do at Home
Slime, glorious slime! It's so easy to make at home, and you can put a personal spin on it! Photo by Jody Mercier
  VIDEO
The Best Easy Slime Recipe for Kids: Borax-Free, Fluffy, and More DIY Slimes
Watch your sketch appear in this invisible ink science experiment!
  VIDEO
Science Experiments for Kids: How to Make Invisible Ink
Suncatcher_Liz Baill @creativishmom
[GUIDE] Crafts for Kids
  VIDEO
Make a Lava Lamp with Kids for a Groovy Boredom Buster
Create colorful storm clouds out of shaving cream and food coloring.
  VIDEO
25 Preschool Science Experiments: Simple Science for Toddlers through Kindergarten Kids

OUR LATEST VIDEOS

Fun Science Experiments for Kids
Bring an explosion of color to your driveway with this homemade fizzy sidewalk chalk paint. Photo by author Liz Baill
  VIDEO
Fizzy Chalk Fireworks: The Science of Homemade Fizzy Sidewalk Chalk Paint
This science experiment turns out fun crafts for kids!
Turn Milk into Plastic in This Science Experiment
Watch as the egg slides into the bottle!
How to Get an Egg into a Bottle: A Science Experiment with a Bit of Magic
  VIDEO
Science Experiments at Home: Make a Walking Water Rainbow with Kids
  VIDEO
Fill a Balloon with Carbon Dioxide for an Exciting Chemistry Lesson
Blow your kids' minds with the magic of paper towel art.
  VIDEO
Paper Towel Art: A Fun & Easy Preschool/Toddler Science Experiment

Latest STEM News

Make bubbles strong enough to catch and bounce in with fun science experiments for kids.
Fun & Messy Backyard Science Experiments for Kids This Summer
Build a worm tower or bake solar oven s'mores in these fun experiments.
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High school girls (and non-binary kids) interested in computer science are encouraged to apply. Photo courtesy Girls Who Code
Free STEM Summer Camp from Girls Who Code Opens Registration 2025
This FREE summer STEM program for teen girls is accepting applications.
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Your Ultimate Guide to LEGOLAND Discovery Center Boston
For LEGO-obsessed kids and their families, a visit to LEGOLAND Discovery Center at Assembly Row in...
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Learn how to make homemade ice cream for a tasty activity with the kids!
How to Make Ice Cream in a Bag (or Mason Jar) in 5 Easy Steps
An easy recipe for kids to make homemade ice cream without fancy equipment!
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The internet is full of coding programs for kids, but which are the best? We tested them all. Photo courtesy of Kodable
Best Free Coding for Kids Websites and Apps to Learn Programming Skills
These programs teach kids how to code, build websites and apps, and more.
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Creating a baking soda volcano is a classic science experiment for kids. Photo by Sara Marentette Nighswander
67 Easy Science Experiments for Kids To Do at Home
Execute mind-blowing science experiments with stuff you have around the house.
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