In prehistoric days there were many different kinds of dinosaurs, big and small, those with spikes and those with long, sharp teeth.

This nonfiction Reader contains facts about the tyrannosaurus rex and the velociraptor, comparing such aspects as their sizes, body types, and abilities.

"Learn about dinosaur known as Brachiosaurus, from what it ate to how it lived."-- Provided by publisher.

Velociraptor was a small predatory dinosaur that had feathers. It is known for the long, sickle-shaped claw it had on each foot and for being one of the smartest dinosaurs that ever lived. Learn more about this remarkable reptile in Velociraptor, a Discovering Dinosaurs book.

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these smart dinosaurs face-to-face: Troodon were the smartest dinosaurs! They would dig...

"Young readers will delight in learning about the massive, armored Ankylosaurus. Carefully leveled text and full-color images help these prehistoric creatures come to life"-- Provided by publisher.

"This book takes a very simple look at the Tyrannosaurus rex dinosaur, examining what it looked like, what it ate, how it behaved, and its special skills and features such as its enormous teeth and powerful jaws. The book also discusses how we know aboutTyrannosaurus rex today, showing where fossils are found and how scientists put them together."-- Provided by publisher.

"Discover all there is to know about dinosaurs and other prehistoric beasts!" --Back cover.

"The Therizinosaurus had claws that were as long as baseball bats! With full-color images and easy-to-read text, readers can discover how the features of this dinosaur helped it survive"-- Provided by publisher.

"Meet the fierce Coelophysis as it hunted in the Late Triassic period. The simple, easy-to-read text and action-packed illustrations in this series let readers get up close and personal with the remarkable creatures that roamed our planet millions of years ago"-- Provided by publisher.