Launch the race car by running, jumping, whose car gets to the finish line first, who wins. It is very suitable for children, let children stay away from electronic products, close to nature, become more active, physical and mental health. Includes 2 air launchers (no batteries required), 2 Race Cars and 2 Jump Ramps, Decals to design your car included. Children car DIY by themselves to create a unique toy car, which helps them develop creativity and imagination, train hand-on ability. No batteries required, easy and fast assembly, after assembling the starter, you can start it. Experiment with speed and force and get kids interested in STEM subjects (Science, Technology, Engineering, and Math) early. These toy car launchers are perfect STEM toys that are fun and get your kids up and moving while they learn.