Did you know the Brontosaurus never existed -the wrong neck and body were put together! Do you know why dinosaurs grew to such huge sizes or why they became extinct? This new series explores the cutting edge of popular science subjects - the place where theories are developed and discoveries made! Children will find out the theories that explain some of the most interesting questions about dinosaurs, and learn how to evaluate them. With hands-on novelties, funny artwork and light-hearted, informative text this is the perfect book for budding palaeontologists!