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.

To earn this badge, complete the requirements in the Junior Mechanical Engineering Badge Requirements