Classics, modern fiction, non-fiction and more. Written for secondary and adult students the Oxford Bookworms Library has seven reading levels from A1-C1 of the CEFR.Imagine an animal with teeth as big as bananas - and a brain as big as an orange. Or a flying animal with wings as wide as a small plane. Think about a tail that could knock a man's head off, or a mouth with hundreds of teeth. Is it any surprise that people are interested in dinosaurs? Nobody has ever seen a living dinosaur, but millions of us go every year to stare at the bones of these enormous animals. In books, films, and games, we can't get enough of the secrets of the dinosaur world.CEFR B1Word count 10,021.