The toy consists of 5 sized cubes, different colors of the hollow wooden box. Interlocking, piled up layer upon layer and formed a basic 3 d shape. Visually rich children infinite three-dimensional imagination. This box pattern is gorgeous and lively, clean, each face with shapes/numbers/graphics/cakes and number five patterns. This activity gives kids information about different shapes and influences their skills. This item is wooden. The size of this box is 6? whole cubicle size.