Book excerpt: Meet the needs of all learners using differentiated instruction through the Big-Blocks(TM) Literacy Model in grades 4–8. Checklists for Implementing Big Blocks(TM) provides guidance for teachers and administrators. This 80-page book includes Self-Selected Reading, Writing, Guided Reading, and Working with Words. It covers self-evaluation, identifying areas for improvement, lesson planning, understanding Big Blocks(TM), assisting teachers with implementation, observing and evaluating teachers, and planning staff development. This book supports the Four-Blocks(R) Literacy Model and includes children's literature references.