Check out the greatest record-breakers in history - the dinosaurs! Millions of years ago, when dinosaurs roamed the Earth, you had to be extreme to survive. That's why these incredible creatures racked up so many awesome records. This incredible wire-bound book is packed with cool facts and stats about dinosaur record breakers. Discover the fastest, the biggest and the deadliest dinosaurs! Bite-size facts and trivia for the ultimate in playground currency.