Rubber Band Racers

- Build an airplane and helicopter that really fly! - Construct a model car propelled by air power! - Learn how elasticity makes your boats Zoom! More Details: - Want to build 5 awesome rubber band powered models, and learn how propellers push vehicles forward and how rubber bands store energy? - With the kit you can build an airplane, helicopter, propeller car, boat and hydrofoil using a unique reversible propeller and ultralight parts. - Allow children to understand the principles of flight for airplanes and other modes of transportation while children play. - Children will understand the basic concepts of the 5 models through imitation and creativity to create models of their own. - An all new concept design to demonstrate kinetic elasticity. - Bamboo is used because it is a sturdy and light material. - Learn about the propeller principle through different modes of transportation. How to play - Children can play indoors or take the models outdoors where they can run freely. - When using this product, we suggest a clear area of at least 3 meters by 3 meters to allow airplane flight; also, bathtubs or kiddie pools can be used as safe environments for playing with boats. Contents: - 71 pieces and 5 Models to build, Color Manual Included. Dimensions: L:22cm x W:6.5cm x H:28cm Weight: 0.5kg