This easily read text explains how a dinosaur became a fossil - from just after the animal's death, when its bones were cleaned by scavengers, to the build up of layers and layers of earth that eventually covered the bones and helped turn them into stone. The book includes an introduction to the world of dinosaurs and then features a well-known kind of dinosaur, T-Rex, in the text. The simple explanations of the fossilization process and the clear, vivid pictures will keep kids turning the pages. Developed by literacy experts, Dinosaur Fossils features controlled text with appropriate vocabulary, grammar, and sentence structure for emergent readers.