How to make a power toy car with ruber band?

Question

THIS IS THE WEBSITE OF THE BOOK THAT I READ (THIS IS THE RIGHT ONE!) :

http://www.etlhomelearning.com/main/en/p...

THIS IS THE NAME OF THE BOOK:

-Simple Experiments

*this product belongs to the Total Development Product

Answer 1

no idea what that link is, but you can have the rubber band wound around the axle so when you wind it up it spins the wheels. or you could have a propellor that is wound up and pushes the car forward using air.