Laugh and learn with fun facts all about Tyrannosaurus Rex, the most popular dinosaur in the world--told in Dr. Seuss's beloved rhyming style and starring the Cat in the Hat! Tyrannosaurus rex--it's a name that stands for King of the Tyrants. The top dinosaur! The Cat in the Hat's Learning Library series combines beloved characters, engaging rhymes, and Seussian illustrations to introduce children to non-fiction topics from the real world! Travel back in time to the Cretaceous period to learn all about Tyrannosaurus Rex, including how its big brain, keen eyesight, super sense of smell, sharp teeth, and strong jaws earned it the title of "King of the Dinosaurs"! Perfect for story time and for the youngest readers, I Think I Saw a Tyrannosaur! also includes an index, glossary, and suggestions for further learning. Look for more books in the Cat in the Hat's Learning Library series! Oh Say Can You Say Di-no-saur? All About Dinosaurs Wacky Weather: All About Odd Weather Events Once Upon a Mastodon: All About Prehistoric Animals There's No Place Like Space: All About Our Solar System.