Learn all about military vehicles and tank warfare, the first ever gas attacks used during a war and Armistice, and peace after four years of fighting.

A photo essay documenting ancient Rome and the people who lived there as revealed through the many artifacts they left behind, including shields, swords, tools, toys, cosmetics, and jewelry.

Describes many aspects of food including: nutrition, allergies, digestion, preservation, cultural signigicance, production, and more.

Examines all aspects of the game of soccer, including its history, rules, soccer skills, tactics, equipment, famous players, and playing fields.

Focusing on contemporary and historical developments in the study of human anatomy, this features clear, age appropriate text, photographs, charts, graphics, and 3-D models highlighting the inner workings of our bodies -- from the framework of our skeleton to the millions of tiny cells that make our bodies work. In this updated edition, kids can discover how muscles and joints help us move, find out how x-rays work, see the network of nerves inside...

Text and photographs present a description of early humans: their origins; their tools and weapons; how they hunted and foraged for food; and the role of family life, money, religion, and magic.

Explores the world of chemical reactions and shows the role that chemistry plays in our world.

Surveys the history and traditions of the Olympics, highlighting memorable events from ancient Greece to the present day.