Lightbox

Explores how technological discoveries and advances during the nineteenth century, including the spread of the railroads, the electric telegraph, and the telephone, influenced life on Earth. Includes teacher notes.

An introduction to wind power.

Introduces students to solar power, describing what it is and what role it plays in the world.

An exploration of the Pueblo, covering homes, clothing, religion, music, dance, language, arts, and more.

Describes the country of Saudi Arabia, covering the land, plants and animals, goods and services, indigenous peoples, culture entertainment, and more.

Introduces students to nuclear power, describing what it is and what role it plays in the world.

Shows how scientists measure volcanic activity.

Text and pictures introduce young readers to the science of shadows.

An exploration of the lives and achievements of French explorers.

An exploration of the lives and achievements of French explorers. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.