Zip along! Connect track sections to overcome long distances and varying elevations for spectacular gliding action. 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.

• What You Get: the GraviTrax Zipline Expansion comes with 1 zipline set, 1 long track, 2 medium tracks, and 3 short tracks. The perfect accessory for curious kids aged 8 and up looking to add some flair to their starter set.
• Develops Critical Skills: Playing and building with GraviTrax builds spatial reasoning and planning skills, and provides a great stealth learning experience
• As Seen On TV: GraviTrax was featured on 'Live with Kelly and Ryan' as one of the best products shown at the 2018 New York Toy Fair
• Clear Instructions: Comes with clear instructions so that you can start building and playing within minutes
• Only playable with GraviTrax Starter Set
• For ages 8+
• Choking Hazard: Small parts. Not for children under 3 yrs