Description
Experience the power of gravity!GraviTrax is the all new STEM track system from Ravensburger! Use your imagination to build superb tracks and set the gravity spheres rolling! Trigger the Flip! Transport your marble up a level and ing it in the opposite direction! Combine the Flip with the GraviTrax Starter-Set and trigger incredible track action! How far can you make your marbles go with the Flip?
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