GraviTrax Expansion Zipline

Details: Zip along! Connect track sections to overcome long distances and varying elevations for spectacular gliding action! Expand your builds and add some action with a variety of expansion sets and accessories, this accessory must be combined with the GraviTrax Starter Set .  GraviTrax is a modular, electronic-free interactive track system where you can design and build your own marble runs. This STEM toy for kids 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.