Describes a variety of insects and their behavior, discussing metamorphosis, camouflage, defenses, and their benefits to people.

Presents a photographic exploration of weather, explaining what weather is; discussing the seasons and the power of the sun; looking at various weather phenomena, such as clouds, rain, wind, and snow; and including information on extreme weather, and forecasting.

Explains how and why volcanoes erupt, discusses the effects of volcano eruptions, and looks at examples of some of history's most significant volcano disasters.

Provides photographs and information about rocks and minerals, discussing how rocks form, the different types of rocks, rock erosion and movement, metals, and other related topics. Includes a glossary.

This book explains the sunlit, twilight, and midnight zones of oceans and describes the marine life that can be found in these zones.

"Provides information on the many ways humans have used horses for transportation, warfare, farming, and entertainment, from the ancient world to today."--Amazon.com.

Find out what's it like at the coldest places on earth.

Describes the culture and daily lives of the Vikings, at sea and at home, discussing such topics as homes, meals, trade, recreation, storytelling, religion, weapons and war, and women and children.

Studies a number of machines and inventions from ancient times to the present including fire and the wheel as well as things such as the steam engine, power looms, locomotives and diesels, automobiles and airplanes, and spacecraft.