Book excerpt: Ultimate Earth: Dinosaurs introduces readers to some of the most amazing prehistoric creatures that ever roamed the planet! Millions of years ago, dinosaurs roamed the Earth. This book brings readers face-to-face with the mighty Tyrannosaurus rex, Stegosaurus, Argentinosaurus, Ornithomimus, and many others and explores what scientists think they looked like, what they ate, and more. Features colorful illustrations, fun facts, fold-out pages, and shaped flaps to lift throughout.