Describes the physical characteristics, behavior, and peculiar habits of crocodiles, including how to distinguish them from alligators.

Briefly describes the movement of pioneers westward across the United States and the new occupations that came about as a result of this, such as cowboys, trappers, and prospectors.

Describes, in text and illustrations, various aspects of day-to-day life in ancient Rome.

Discusses the origins and forms of music from primitive to modern, the evolution of musical instruments, and the formation of an orchestra.

Discusses the historical and modern cultivation of rice around the world and its importance as food and for other uses.

An introduction to the world of dinosaurs, who they were, how they lived, and what happened to them.

An introduction to the world of animal babies including those hatched from eggs, carried in pouches, born singly, and born in groups.

An illustrated introduction to some of the animal kingdom's more fantastic members.