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STEM Explorers™ Marble Runners

STEM Explorers™ Marble Runners

Regular price $24.99 USD
Regular price Sale price $24.99 USD
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Discover marble mayhem inspired by our Toy of the Year Award-winning Tumble Trax® with this introductory marble run set.


Using the set's cling-back pieces, build tracks on walls and windows to solve STEM challenges! Self-adhesive cling-back pieces require no permanent adhesive!


Includes 13 track pieces, 2 balls, and double-sided challenge cards.


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