Fourth graders will understand how plants and animals adapt to their environment.

Describes the economic policies of the Soviet Union that turned the Aral Sea, once the world's largest body of fresh water, into two smaller seas and desert. Includes a video. [10:29]

Learn about surface terrain and how plants and animals are affected by the temperatures and precipitation.

This elementary exploration of interdependence from the American Forum for Global Education touches on language arts, social studies, and science. Students understand the connection between themselves and their natural environment.

See how plants have adapted to many different environments, including the water, the desert, and the air.