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Quadrilla Roundabout Building Block and Marble Run Set

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Building blocks—with a twist (or two or three)! With this marble run set, kids build horizontal structures to make marbles move, so the key (and satisfaction) involves how to position the holes in the blocks. They must use their noggins! The Roundabout Set is designed as a marble run starter set with 41 pieces (blocks, rails, and a twist) that can be seamlessly combined with any other Quadrilla set. Crafted with high-quality birch and rubber wood; all Quadrilla sets combine seamlessly with one another.

  • Build horizontal wooden structures that make marbles move!
  • Kids build logic skills as they achieve the fun results
  • Combine blocks, rails, and twists to make the marbles move
  • Combine sets for extra fun

CHOKING HAZARD—Small parts. Not for children under 3 yrs.

For ages 4 and up.

41 pieces