- This is a thrilling introduction to prehistoric times. It has fabulous illustrations and clear, simple text. It is an ideal reference book for school projects. It features a glossary, index and facts and records. It presents internet-links to amazing websites. What was the biggest dinosaur? When was the ice age? Why did the dinosaurs die out? Find out in this lavish and lively book. Simple text, beautiful illustrations, stunning photographs of dinosaur models and links to exciting recommended websites introduce young readers to the wonder of the prehistoric world.