Invite budding engineers to get hands-on experience with the simple mechanics of gears</br>Supports STEM by introducing children to sorting?? grouping?? counting?? design?? and construction</br>Boosts fine motor skills while promoting reasoning and problem solving</br>150-piece set comes with Activity Guide and durable storage tub</br>Winner of 7 awards?? great for ages 3+</br></br>Product Description</br></br>Set imaginations in motion. Fun?? bright colors and easy-to-assemble pieces make this hands-on construction set a whole new building experience. Set includes 150 pieces?? storage tub and Activity Guide.</br>