Ravensburger GraviTrax Power Extension Interaction - Marble Run, STEM and Construction Toys for Kids Age 8 Years Up - Kids Gifts
- [Gravitrax POWER - Expansion Interaction] Pack an extra punch into your next dynamic marble run with the game-changing, radio-signaling “GraviTrax POWER Extension Interaction” set! Set includes 9 pieces for longer play time.
- [BECOME A PROGRAMER] Now you can control the marble by programming the electronic elements, that communicate through invisible connections created by players controller..
- [INNOVATIVE]: The GraviTrax interactive track system allows you to design and build your own race tracks and experiment with gravity, magnetism, kinetics and now POWER your marbles to the finish..
- [STEM TOY] Boys and girls ages 8 and up can experience educational and science play- over 15 million sold worldwide. All sets are compatible with GraviTrax, and GraviTrax PRO..
- [Great Gift] GraviTrax is an a ideal holiday and birthday gift for creative, curious kids who love to build..
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