Virtual STEM Expo

Try one of these 30 hands-on STEM activities for fun science and engineering exploration at home or in the classroom!

30 Fun Science Activities You Can Do at Home

You'll find directions for each of the short STEM activities featured in the video above linked below.

1. How to Make Slime
2. Build a Popsicle Stick Catapult
3. Make Marbled Cards Using Science!
4. Build a Balloon Car
5. Make a Lemon Volcano
6. Build A Vortex Cannon!
7. Grow Rock Candy Crystals
8. Popsicle Stick Chain Reaction
9. Build a Paper Roller Coaster
10. Elephant Toothpaste
11. Build A Wall Marble Run
12. Do Submarines Need Fins?
13. Underwater Color Bursts
14. Gear Up Your Candy
15. Build a Paper Airplane Launcher
16. Stretchy Balloon Science
17. Erupting Diet Coke® with Mentos®
18. A Candle Seesaw Balancing Act
19. Build a Wind-Powered Car
20. Make a Fire Snake
21. Junkbots: Robots from Recycled Materials
22. Creating Craters
23. Secret Messages With Invisible Ink!
24. Make a Cotton Ball Launcher
25. Make an Alka-Seltzer Powered Lava Lamp
26. Build a Paper Rocket
27. Make a Toy Sailboat
28. Candy Rainbow
29. How Does a Wind Meter Work?
30. The First Cartoon: Make Your Own Thaumatrope!

To view all 325+ activities at Science Buddies, see the full library of STEM Activities for Kids.

Other Fun Science Activities

For even more fun activities to try, see these collections: