The Pink Tower includes ten timber cubes of progressively the red tower growing length. Students prepare those blocks to create a tower, from the most important on the base, to the smallest on the top. This fabric facilitates college students analyze and refine their feel of length in 3-dimensional space. As college students use the tower more, they start to realize the information that make the tower so interesting; which includes the reality that the smallest block is one cubic centimeter, and every large block is one centimeter large. In this way, college students start to consider proportions and linear growth.