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Gravitrax Pro - Mixer

$11.99
Split the directions of the marbles with the Mixer. See if the marbles have enough speed to roll across the trap door. If they roll too slow, the marbles will fall to awaiting tracks below and will go in different directions. Combine this accessory with...
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Gravitrax Expansion Trax

$29.99
The Trax Expansion Set offers over 40 additional elements to extend your track. You'll keep the fun rolling when adding distance to your run and experimenting with height tiles, tracks and curves. Combine with the GraviTrax Starter Set and test your...
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Gravitrax Starter Set

$59.99
An electronic-free, modular, interactive track system where parents can build and design a customized marble run. This STEM toy ideal for little boys and girls aged 8 and above. It will allow your kid to experiment with magnetism, gravity and?kinetics...
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