Action and Reaction Speed Race

Action and reaction Speed race marble run: An incredible scientific kit for building never-ending circuits with surprising effects. Contains plenty of special pieces for creating never-ending routes that can also be personalized with household objects for boundless creativity Challenge the laws of gravity with the loop-the-loop, duplicate the routes with turn-offs and create incredible special effects with the spiral and when the ball reaches the end of the track the game resumes with the manual lift system. The manual will help children to learn about the principles of physics while providing creative ideas for building circuits with growing levels of difficulty.