GraviTrax Expansion Set Element Zipline 2.0

The interactive marble run system from Ravensburger. With the GraviTrax marble run system, you can build your own marble run world by making creative use of the laws of gravity. Use the various building elements to create an action-packed course and guide the marbles to the finish line using magnetism, kinetics, and gravity. With the GraviTrax marble run system, you can discover gravity through play, and with various expansions, it can be expanded for limitless building and playing fun! Add even more speed with the expansion sets.