Parragon Publishing Secrets of the Dinosaurs | Reference bookHave you ever wondered wh stegosaurus had giant plates down its back. Or how big A T. Rex's brain was? Find out in this mind blowing guide to some of the fiercest dinosaurs around! Use the special micro scanner to reveal the secrets of the mighty dinosaurs, and discover why these famously fearsome beasts were the perfect prehistoric predators. Key Features Loads of facts Comes with a scanner to reveal the images The book explores the social structures