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Unit Block Marble Run - 40 pc. set

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$49.57 $79.95 In stock

Children 3 and up can begin early exploration of physics, STEM lessons and architectural design using the Unit Block Marble Run - 40 pc. set. Rubberwood blocks feature drops, bumps and routed paths that allow for multiple building opportunities. 10 double-sided concept cards provide building inspiration for different block arrangements as well as corresponding lessons related to physics theories. Set includes 4 starter acrylic marbles and 36 block pieces scaled to unit block proportions allowing for multiple run path possibilities.

Customer Reviews (4.6 / 5 · 5 reviews)

Timothy U. ★★★★★

The rubberwood blocks are heavier and smoother than the plastic set we had before, so the ramps don't slide around mid-run. My 3-year-old mostly just drops the marbles down the routed paths, but she's already noticing which blocks have bumps and which don't.

Daniel ★★★★★

My 4-year-old figured out how to route the marble through the drops and bumps all on her own, and she's been rebuilding new paths for an hour straight. The routed channels are smooth enough that the marbles never get stuck, which honestly surprised me.

Zoe M. ★★★★★

The rubberwood blocks are heavier and smoother than the plastic sets we've tried, so the ramps don't slide apart mid-build. My 3-year-old mostly just sends the marble down the bumpy path over and over, but my 6-year-old is already rerouting the drops to make it faster. Genuinely the most-played toy