The interactive track system, you can design and build your own marble runs and experiment with gravity, magnetism, and kinetics to propel your marble to the finish. With a variety of tiles, levels, tracks and elements, you can control the speed of the marble.

GraviTrax is a modular, electronic-free interactive track system where you can design and build your own marble runs. This STEM toy for boys and girls 8 and up, encourages experimenting with gravity, magnetism, and kinetics to propel your marble to the finish. Designed with open play in mind, the concept offers endless possibilities to design a different track every time you play. Expand your builds and add some action with a variety of expansion sets and accessories.