T-rex, Velociraptor, Stegosaurus, Triceratops: which dinosaur would YOU want for a pet? Kids will have a great time choosing their favorite from 12 popular prehistoric creatures. Facts from the world's top experts and humorous questions guide young readers. A biography on the last page introduces expert Mark Norell, chairman of the Paleontology Division at the Museum-which houses the world's largest collection of dinosaur fossils FREE ACTIVITIES &...