Slide and seek the double pull-out pages to discover first dinosaur facts! From the toothy Tyrannosaurus rex and big Brachiosaurus to the dangerous Diplodocus, spiky Stegosaurus and tough Triceratops, this Slide & Seek book features double pull-out pages to introduce first facts about dinosaurs. With awesome facts and a curious question to solve on each page, guess the answer then pull the double pull-out pages to discover how many teeth T. rex had, how big a Brachiosaurus really was, and more!