Sturm, Jeanne

Provides photographs and information about the habitat, diet, and characteristics of marsupials, and discusses the threats marsupials face.

Explains what sustainable living is and describes simple measures people can take to lead a greener life.

Introduces the history of the American flag and discusses its role as a national symbol.

Provides an understanding of the impact that humans have on the Earth and its environment, and suggests ways to reduce the damage.

Defines the term "biome," describes different types of biomes, and emphasizes how interrelated the environment and the creatures that live in it are.

Explores some of the most important inventions in the history of humankind and discusses how the inventing process works.

Presents an illustrated discussion of global positioning systems (GPS), covering their development and uses for navigation, rescue, military operations, recreation, and geocaching, and contains a time line and glossary.

This book presents a brief history of the Global Positioning System, explains how GPS works, and describes the many uses of the GPS today.

Presents an illustrated discussion of MP3 players and technology, covering the history of their development and various types of equipment and related accessories, and contains a time line and glossary.

Explains what sustainable living is and describes simple measures people can take to lead a greener life.