Stille, Darlene R

A simple introduction to different kinds of motorcycles and how they are used.

A simple introduction to different kinds of helicopters and their uses.

A simple introduction to different kinds of bulldozers and the work they do.

Describes the history, geography, government, people, and economy of Indiana, and provides a brief travel guide, a time line, fact lists, the state song, and several school project ideas.

Describes the causes and effects of the greenhouse effect and how it might be stopped.

Provides young readers with an illustrated introduction tothe physical characteristics, life cycles, and types of snakes; and includes a glossary, references, and an index.

Text and color photos present the physical characteristics, behavior, habitat, diet, life cycle, and conservation of jaguars; also includes a glossary and a bibliography.

Explores the science of seasons, focusing on winter, discussing freezing and melting, the causes of cold weather, life in winter, and other topics; and includes a glossary, references, an index, and photographs.

Briefly describes different kinds of tractors and other related machines and the work they do.

Explores the science of seasons, focusing on summer, discussing summer sun, why summer occurs, deserts and tropics, and other topics; and includes a glossary, references, an index, and photographs.