Snedden, Robert

Relates the history of electricity, explains electricity's scientific properties, and details current experiments in electricity.

Describes different types of fish, their breathing, movement, senses, food, defenses, and birth.

Explains how the Internet has evolved into the massive system that it is today.

Presents an illustrated discussion of medieval technology, including the construction of cathedrals, the use of masonry, windmills, waterwheels, printing presses, military machines, and timekeeping, practices insailing, agriculture, and medicine, and more.

Provides an introduction to food chains and food webs, and looks at food chains in action in various rain forest habitats.

Provides an introduction to food chains and food webs and examines food chains in action in various urban habitats.

Describes the planet Earth, its geology, movements, seasons, and soil, as well as the solar system and what lies beyond.

Provides information about wetlands habitats that exist where water meets the land, explaining how wetlands form, examining different types of wetlands, and introducing some of the many different wetlands plants and animals.

Satellites can now map 99 percent of the Earth's surface. What can scientists learn from these images? Find out in this fascinating book.

Tells how the science of genetic engineering developed, looking at the history and future of the branch of biology concerned with heredity.