by Houghton Mifflin Reading
This book is not a single story but a literacy textbook (approx. 530 pages) designed for 4th-grade students. 
Genre: It is a compilation featuring both fiction and non-fiction selections from various authors, including Jeff Brown, Laura Ingalls Wilder, and Kate McMullan.
Theme: While the title and cover art feature dinosaurs, the curriculum covers a broad range of literature topics to develop reading skills for ages 9–12.
Educational Level: It is part of a full reading curriculum that includes student resource books, journals, and teacher's editions.
Don’t let it go extinct: You can explore a variety of dinosaur-related books, puzzles, and "dino-mite" facts at Ay Caramba Books.