E&O Montessori Power of 3 Cube

The power of 3 cube consists of a dissected cube in 13 pieces painted yellow, green, and white.
Demonstrates the power of 3 by progressively tripling the previous piece, starting with a two-centimeter cube, that cube is then tripled with two similar cubes. Those three cubes are then tripled with two 6 x 2 x 2-centimeter prisms, eventually creating an 18-centimeter cube.
The wooden tray is included.