Junior Balloon Car Challenge Badge

Learn about air power and create an alternative fuel car.

1. Learn about potential and kinetic energy

2. Design and build a balloon car

3. Test your balloon-powered car

4. Analyze and share results

5. Brainstorm ways to improve your design

When you've earned this badge, you'll know how to engineer a balloon-powered car and understand potential energy, kinetic energy, and jet propulsion.