The product is a textbook titled “Literacy Difficulties: Diagnosis and Instruction for Reading Specialists and Classroom Teachers” by Cathy Collins Block. Published by Allyn & Bacon, Incorporated in 2002, this revised edition book is designed for education in the subject areas of Education and Language Arts & Disciplines. It is a hardcover format with 592 pages covering teaching methods, reading skills, and literacy instruction for individuals facing challenges in reading. The book provides a comprehensive guide for reading specialists and classroom teachers seeking to diagnose and address literacy difficulties in their students.