Build action packed track systems for hours of fascinating fun with the versatile GraviTrax Starter Set!
The GraviTrax Starter Set offers everything you need to begin building your own action packed track systems. This building toy for kids is a creative, open ended, and expandable track system that challenges children to use their imagination to design and build their own marble runs!
Discover how STEM concepts and the laws of physics affect the journey your marble takes with curves, junctions, a cannon, and more. Experiment using different heights and angles to control the speed of the marble to get it to the finish.