3D Wooden Puzzle Gear Kit for Kids Robotime
12.99 USD
21.65
Rokr Marble Run DIY Waterwheel Kit for Children and Adults
Price:
39.99 USD
66.65
Updated: 2026-03-23
Seller: Robotime Official Store
Brand: Robotime
Orders: 8+
DIY marble run waterwheel kit by Robotime. The kit lets you assemble a working waterwheel mechanism as part of a marble run project and is sold as a model-building kit.
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