Krazy Gears Gear Building Toy Set - Interlocking Learning Blocks - Motorized Spinning Gears - 81 Piece Playground Edition VALUT SET  Our 81 piece gear toy encourages hours of fun, critical thinking and problem solving. Each set comes with interlocking blocks, gears of varying sizes, swing set, see saw, merry go round, figurines and more! A motorized spinning gear inspires creativity, imagination and the learning of engineering skills for children at a young age. CREATIVE FREEDOM  The colorful jigsaw puzzle construction toy creates a fun atmosphere of strategic thinking, stimulates your childs brain and develops important problem solving, logic and motor skills. There is no wrong way to build the set! Allow your child the creative freedom to piece together countless variations day after day. EDUCATION  Krazy Gears is not only a great learning tool that encourages learning of mechanics and engineering, it is also an innovative toy set with 6 different colors to help children focus their learning on colors, matching, sorting and identifying. Inspire early child development while using imagination and critical thinking to create hours of fun. BATTERY POWERED  Unlike other building block gear sets, Krazy Gears comes with a built in motor. A flick of a button is all it takes to spin all the gears automatically without the need of manually cranking it. Only one AA battery is required. (batteries not included) GIFT - If one set is not enough to keep your kids excited, buy two or three and bring the fun to new heights! With multiple sets the possibilities are almost endless. Keep inventing new designs and build Krazy Gear megastructures using the same gears and blocks. Ages 3 and up. Adults supervision is recommended.