Have you ever tried putting together a puzzle without knowing what it would look like when you had finished? If you have, you know what Othniel Charles Marsh felt like as he put together the bones and plates of a Stegosaurus he had discovered. Follow Stegasaurus from its life on Earth millions of years ago to its reconstruction in a museum--bones, plates, and all! The Exploring Dinosaurs and Prehistoric Creatures series is the first stepping-stone in developing a child's knowledge of prehistoric natural history. By learning about the incredible creatures of the past, readers begin to understand modern-day animals as well as the delicate balance of the world's environments. From the habitats of prehistory to the fossil hunters of the early twentieth century and the revolutionary discoveries of today, these books present a wealth of information about dinosaurs and other prehistoric creatures, how they were discovered, and the mysteries of their ancient worlds.