A fascinating, friendly introduction to the prehistoric world, with simple text and amazing illustrations. With answers to questions such as "What was the biggest dinosaur?", "What was the ice age?" , "Why did the dinosaurs die out?", and more. Includes internet links to carefully selected fun and informative websites.

Chapters in this book include:
- The prehistoric world
- How the Earth began
- Under the sea
- Life on the land
- Swampy forests
- Reptiles and mammals
- The first dinosaurs
- Hunter dinosaurs
- Raptors
- The first birds
- Tyrannosaurus rex
- Giant dinosaurs
- Duck-billed dinosaurs
- Horned dinosaurs
- Stegosaurs
- Boneheads
- Spiky dinosaurs
- Baby dinosaurs
- Sea reptiles
- Flying reptiles
- The death of dinosaurs
- The first mammals
- More mammals
- South American mammals
- Ice age mammals
- The first people
- How do we know?
- New discoveries
- Prehistoric facts and figures
- Prehistoric words