Packy the Packrat�s mother has had enough! It�s time that he sorts through his ever-growing collection of trinkets and puts them away. Told in rhyme, the text leads the reader to participate in the sorting process by categorizing Packy�s piles of things according to like characteristics and attributes. The story promotes and reinforces analogous thinking�a critical thinking skill in math, science, and life. In the �For Creative Minds� education section at the back of the book, the reader can explore even more attributes and characteristics of objects, including color, size, texture, shape, and material.