Experience tricky marble run puzzles with Ravensburger GraviTrax The Game Multiform. This brain game contains 30 varied challenges where you have to skillfully guide marbles to the finish line. The set includes 14 small, hexagonal base plates that can be flexibly arranged to create creative shapes. At the heart of these tricky tasks is the cascade element, which transports the marble to a higher level. By solving the physics-based challenges, you test your logical thinking and playfully learn about physical concepts such as gravity. As part of the interactive GraviTrax system, the game offers versatile building fun for all physics enthusiasts.