GraviTrax Expansion: TunnelsRAV27623
Regular price $24.99
The Gravitrax interactive track system harnesses the power of gravity, physics, and engineering in a unique marble-run. Enhance the adventure with this set of curving tunnels and other accessories that add twists and turns. Use with Gravitrax Starter Set (sold separately).
For ages 8 yrs-teen, from Ravensburger.
Watch the Video: