physical geography

Examines the nature of Earth's four main physical systems, the atmosphere, lithosphere, hydrosphere and biosphere, explaining how the systems are linked and how they impact life on Earth.

Captivating introduction to the land of Mexico with full color photos, map and boldface glossary terms.

Examines the geological time line, describing the Precambrian, Paleozoic, Mesozoic, and Cenozoic eras, including their forms of plant and animal life; shows how geologists study the rock layers under the ocean floor; and presents a hands-on investigation of how geologists "read" unusual formations in rock layers.

Students in grades five through eight travel along as visitors from outer space investigate the variety of land formations on Earth, and the forces that affect them. Includes a hands-on demonstration.

Introduces the type of terrain found in different countries of the world, such as the beaches of Australia and the volcanoes of Indonesia, as well as plants and animals that live there.

Offers one thousand pieces of information about the world's geography.

Presents an overview of basic geology, explains how the earth was formed, and discusses geographical features of the continents.

A collection of poems and illustrations that celebrate the wonders of nature.