IDEAL GIFT FOR YOUR KIDS.

Learning through Playing is Fun: Theoretically, the cars should go further and faster as you can blow up the balloons, but the air resistance will also become greater. Don’t worry, the kids will figure out the best size of the balloon and make the car run further after continuous trials, and learn more about Aerodynamics at the same time.Toys that can be played while playing, using aerodynamic principles to push the car forward. Use aerodynamics to promote environmental protection and energy saving without having to use the battery.

The environmentally - friendly materials are non-toxic, and the main body adopts environmentally - friendly ABS plastic material to allow the baby to play with confidence.The surface of this toy set is as smooth as the pictures show and won’t hurt your kids skin.