CLEVER DESIGN - These 0.8" or 2cm Linking Cubes snap together with an easy "click" and apart with a soft pop, making them an ideal fine motor, construction and creative activity for ages 3 plus HIGH QUALITY - Made with thick plastic, these Linking Cubes contain more raw material than some other connecting cubes on the market. This makes them more durable plus there are no sharp edges DESIGNED FOR SMALL HANDS - With 0.8" or 2cm sides, the cubes are larger than some other construction cubes so they are easier for small hands to manipulate. 10 BRIGHT COLORS - Watch as your youngster learns 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 up or out, which means endless building possibilities. Encourage sorting, problem solving, counting, construction, creativity and arithmetic to give your child a headstart TEACH EARLY MATH - Use these counting cubes to teach math concepts such as: number problems, algebra, geometry, measurement, problem solving and reasoning. LEARNING THROUGH PLAY - Our products inspire children to play with purpose. Play is the best teacher Our high-quality, educational resources fulfill learning needs to 12 years.