"Saddleback's Teen Emergent Reader Libraries offer three levels to support step-by step learning by increasing the ability and complexity along the way. The books in the level EXCEL are a substantial 48 pages in length, supported on every page by full-color, riveting photographs. Grouped by genre, with five genres per level and extensive teacher support, this series offers middle and high school teachers the solution for differentiating instruction while still teaching grade-level content and meeting Common Core standards"--Amazon.