rivers

Discusses the formation, plant and animal life, natural resources, and pollution of rivers and lakes around the world.

Describes how a river begins and grows and how it influences the land that it flows through. Also discusses the many ways people use rivers and the importance of keeping them clean and unpolluted.

In 1815, the McClures sail their flatboat from Pittsburgh down the Ohio River and settle in what would later become Indiana.

Describes the geography of rivers including their power to erode and form deltas and the formation of waterfalls, rapids, and canyons. Includes experiments and other activities.