GraviTrax - the innovative modular system for demanding marble runs. From a large number of different building blocks and rails, action-packed routes can be planned, tested and implemented with clever use of the laws of physics. With the many expansion sets, the free construction and design of the innovative GraviTrax building system becomes even more interesting and exciting every time! More possibilities - more fun! This set contains an exciting accessory for use in the GraviTrax universe: with the Magnetic Stick, balls can be reached and picked up even in difficult parts of the marble run. Thanks to the magnetic tip of the Magnetic Stick Accessory, silver and colored GraviTrax balls are magically attracted. Before using it for the first time, it can be plugged together very easily. Plus, there's a silver ball in the set.
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