Decanomial Square

Description

The Sensorial Decanomial Square box consists 10 compartments. Every compartment has squares and rectangles. Overall it consists of 10 squares, ranging from 1² to 10², as well as pairs of rectangles with the proportions of the square and all the squares that came before. For example, the square of 4×4 has three pairs of rectangles, measuring 4×3, 4×2, & 4×1.

The colors of the squares and rectangles correspond to the colors in the bead cabinet.

With this, children complete the square of the Decanomial by placing the squares and rectangles in the order of size and color.It can also be used to teach child about the concept of squares.