Marble Rollers City Builders

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Highlights 27 track pieces 1 action tile 7 silver marbles 8 large height tiles 1 large track Marble runs do not get much more complex or thrillingly immersive than the Marble Rolle rs City Builders. This is a multilayered and advanced marble run kit which allows children to construct lengthy tracks powered by nothing more than kinetics and magnetism. This allows children to get into STEM in an accessible and exhilarating manner. The detailed manual will not only allow children to build extensive tracks, but also provide them with a fun introduction to STEM. Information Product Dimensions: 13.5 x 2.25 x 13.5 inches Item Weight: 10.6 ounces Manufacturer Recommended Age: 8 years and up Show more