water

Presents simple experiments demonstrating the basic scientific principles of water.

Describes why things float or sink and presents simple experiments to demonstrate the scientific principles involved.

Presents information on floating and sinking in liquids or air, providing instructions for relevant scientific experiments.

Brief text and photographs tell where our clean water comes from and how wastewater is treated to make it usable again.

Illustrations and simple text explore the water cycle, covering topics such as water vapor, clouds, rain, and more.

Contains facts, tables, charts, and statistics that provide current and historical information about water, covering water use, surface water, groundwater, drinking water, oceans and estuaries, wetlands, the arid West, and acid rain.

Examines how water has been used to create and destroy civilizations throughout history and discusses the problems that could arise in the future if the world's water supply isn't protected.

Presents more than two hundred works of art and poetry by children and teenagers, which explore aspects of and perspectives on water in nature.

A river gradually becomes depleted as more and more people use its resources to build cities, transport goods, and handle sewage.

Presents instructions for nine science experiments involving water and explains the concepts behind them, covering such topics as dissolving, freezing, and water vapor.