Balloon Launcher & Powered Car Toy Set

It is a new type of high-quality balloon racer with scientific and physical design, which not only makes children have fun, but also learns some scientific knowledge and improves their practical ability. The air stored in the balloon pushes the toy car, generating a thrust, the force that pushes the car forward. The air moves backward and the car moves forward – an interesting demonstration of Isaac Newton's third law of motion: For every action, there is...