This translucent, customizable gear toy features 8 gears in 4 colors and 2 sizes. Easily insert the gears into the 156 holes in the baseboard. Move, connect and spin the gears to create endless combinations. Explore cause and effect, spatial reasoning, and critical thinking with this early STEM set. Teach children that actions and design affect outcome. Help your toddler develop curiosity, attention to detail and intentional play. This product is also a perfect sensory toy for children with autism. Use it on a light panel to enhance sensory play and color discovery. The baseboard features rubber feet for stability, and the components are made of durable plastic.Details:Translucent, customizable gear gridSize of baseboard: 11.6" x 11.6"Size of small gears: 2.6"Size of large gears: 3.75"For ages 2 and upContents:1 baseboard2 large red gears2 large blue gears2 small orange gears2 small yellow gearsActivity guide