Cooper, J. A

Discover all the facts about dinosaurs with this question-and-answer guide.

A guide to the age of dinosaurs, with illustrations, facts, and statistics on big dinosaurs, vegetarian dinosaurs, ferocious dinosaurs, and more.

A guide to the world's volcanoes, with illustrations, maps, facts, and statistics on historic disasters and recent eruptions from India and the Pacific to the United States.

Discover all the facts about dinosaurs with this question-and-answer guide.

Describes what a dinosaur is, when dinosaurs lived, what they ate, how big and fast they were, and why they became extinct.