- Avogadro's Air Rockets
Make a paper rocket and propel it with a burst of air.
- Cartesian Diver
Make a toy that goes down when you squeeze a bottle and up when you let go.
- Magic Sand
Discover the surprising qualities of magic sand.
- Plane Smarts
Make airplanes from five different materials to see which one flies the best.
- Zippy Zappy Boats
Add a little detergent to the back of a boat and watch it go.
- Pop Rockets
Learn how to launch your own rocket with this fun experiment.