Basic building set with simple mechanics using easy-to-assemble interlocking gears.
This fun colorful set features sturdy plastic gear pieces that snap together to build endless spinning colorful constructions. This 100 piece set has 46 uniformly-sized gears in six colors, with a selection of gears, cranks, connectors and interconnecting base plates. The activity guide includes instructions for 3 different models, a car, caterpillar and zigzag stairs - place the handle in any gear to spin the entire set. Hands-on construction play and fun experiments with simple mechanics - fascinating.