The Handy Dinosaur Answer Book app for iPhone and iPad

Featuring more than 600 questions about dinosaurs—such as
What dinosaurs are thought to have evolved into birds?
Did dinosaurs travel in herds? and
Where and what is the Dinosaur Freeway?
—this fun-filled fact-book provides a wealth of information on the lives and habits of these astonishing creatures.

From the Tyrannosaurus rex to the Stegosaurus, the guide profiles numerous species, chronicling their time on earth and exploring their roles in archaeological expeditions and museums today. Delightful and intriguing, this comprehensive record includes the debates still surrounding the origins and fate of these creatures that dominated the earth for millions of years but seemed to disappear in the blink of an eye.

Patricia Barnes-Svarney & Thomas Svarney
Patricia Barnes-Svarney has been a science writer for more than 20 years, has a master’s degree in geography/geomorphology, and has worked professionally as an oceanographer. She is the author or coauthor of more than 30 books, including the award-winning New York Public Library Science Desk Reference. Thomas E. Svarney is a scientist, a naturalist, and an artist. They are the coauthors of The Handy Geology Answer Book, The Handy Math Answer Book, and The Handy Ocean Answer Book. He is the author of Skies of Fury: Weather Weirdness around the World and The Oryx Guide to Natural History. They live in Endicott, New York.