Hape Toys Quadrilla Super Spirals Wooden Marble Run Set - STEM Educational Building Blocks for Kids, Perfect for Indoor Play & Learning Activities

Get more spinning and more surprises with this deluxe Quadrilla set. Includes a xylophone rail that plays a tune as marbles run over it, two double-sided spiral twists, plus four special control blocks to randomly distribute marbles.

Age 4 years+

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