With the GraviTrax interactive track system, you can design and build your own race tracks, and experiment with gravity, magnetism and kinetics to propel your marble to the finish. The open-ended building concept offers endless possibilities, to design a different track every time you play. Add speed and flair to your tracks with expansion sets and action accessories for endless hours of fun both young and old will enjoy!
Turn the marble upside down with the Looping accessory. Figure out how much momentum your ball needs to make it through the loop. This accessory also includes six additional tracks. GraviTrax Starter Set required.
Ages 8 and up