SMART DESIGN -- These 0.8"/2cm connecting cubes snap together with a simple "click" and separate with a slight "pop", making it a great fine motor skill activity , great building and crafting for ages 3+ HIGH QUALITY -- Made with thick plastic, these linking cubes hold more raw material than some other linking cubes on the market. This makes them more durable and there are no sharp edges DESIGNED FOR LITTLE HANDS -- With 0.8" or 2cm sides, the cubes are larger than some other building blocks, so they're easier for little hands to handle.10 BRIGHT COLORS -- Watch your child learn the art of pattern making or how to apply colors to build their own 3D creations.INSPIRE EARLY STEAM -- Linking cubes connect on all 6 sides to build in or out, meaning endless building possibilities. Encourage sorting, problem solving, counting, building, creativity and arithmetic to give your child a head start in measurement, problem solving and reasoning.LEARN BY THE PLAY -- Our products inspire children to play with purpose. Play is the best teacher Our high-quality teaching resources meet the learning needs of up to 12 years old.