Ravensburger - 22415 | GraviTrax: Extension Building

GraviTrax - the innovative modular system for challenging marble runs. With a variety of different building blocks and tracks, action-packed routes can be planned, tested and implemented with clever use of the laws of physics. With the numerous expansion sets, the free building and construction of the innovative GraviTrax construction system becomes even more interesting and exciting every time! More options - more fun! This expansion to an existing starter set contains lots of parts such as base plates, height stones and much more to enlarge the track. This brings even more flexibility to the GraviTrax world!