This set contains all six books covering the five NCTM Mathematics strands. Each book provides the know-how to use leveled texts to differentiate instruction in mathematics. A total of 15 different topics are featured in each book, and each of the 15 high-interest passages are written at four different reading levels with matching visuals. Practice problems are provided to reinforce what is taught in the text. The included Teacher Resource CD is white board compatible, and features a modifiable version of each passage in text format, and full-color versions of the texts and image files. The resources in this set are correlated to the Common Core State Standards. 144 pages per book.