Crystal Color Stacking Blocks Product Type_Sand Use the cube for examining

Use the cube for examining transparent and opaque objects

Erasable with a damp cloth

donkey and foal

Colorful wooden blocks

reinforced case construction and two adjustable leveling glides in front corners

Crystal Color Stacking Blocks Product Type_Sand Use the cube for examiningSee, hear, touch and play with these fun, lightweight blocks specially designed with grooves for stacking up as high as you can build them. Then enjoy the crisp sounds they make as they topple over each other. Right side up, or upside down, the blocks are easily stack able into simple or complex forms, and are great for learning how different structures work together to support one another. Overlap different colors to explore color mixing concepts,