Preowned good condition // Wear & tear from use. A few dings from use. Montessori Pink Tower - Alison's Montessori This set contains ten wooden cubes painted pink and graded in size from 1 cubic cm to 10 cubic cm. These cubes develop visual discrimination of size in three dimensions. Working with this material prepares the child to understand mathematical concepts in the decimal system, geometry, and volume. Made in: Thailand Dimensions: 1 x 1 x 1 cm - 10 x 10 x 10 cm.