Covered in armoured plates and sharp spikes, weighing more than an elephant, and swinging a deadly tail club capable of smashing through bone, Ankylosaurus is an Ultimate Dinosaur. But one we know very little about. Why have so few of their skeletons been found? Could they really have used their tails to take down an attacking Tyrannosaurus rex? Find out about this indestructible dinosaur and 7 more in the Ultimate Dinosaurs series.

Pop a dinosaur in your pocket! Introductions from Chris Packham, Steve Backshall and Dr Jane Goodall. These are the most up-to-date dino books in 66 million years, also available in audio download!

TV scientist, Professor Ben Garrod, is proud to be a geek as he mixes top level science and humour to prove that science is for everyone. Looking at the evolutionary arms race, prey, predators, place, time, groups and species, Ben reveals new-look dinosaurs. Additional sections include: Ask an Expert, New Science and Fossil Finder as well as quizzes to test your dinosaur knowledge.

'A celebration of everything that science is really about.' NatSCA'A perfect primer for kids to learn more about the amazing "terrible lizards".' BBC Wildlife Magazine'He's the man! The genius is his knowledge; the genius is the man himself!' Chris Evans, Virgin Radio Breakfast Show

'Shines a fresh, contemporary light on this ever-popular topic.' The Bookseller'Collectable and eye-catching, with plenty of diagrams and illustrations.' Books for Keeps