Gravitrax Expansion: Tunnels


Price:
$24.99

Description

Ages: 8+

**This is an expansion for Gravitrax.**

The Tunnels Expansion Set adds stealth and surprise with 18 all-new elements. Use the straight, curved and vertical tunnels to hide your marbles as they fly through your tracks. Test the new Bernoulli and o-tracks to see how much speed you can generate and where you can drop the marble to a level below. Combine with the GraviTrax


Starter Set and experiment with different elements to see how long you can keep the marbles rolling. 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.

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