Profiles and photographs reveal the impact that the presidents' wives had on the suffrage movement, prohibition, civil rights, equality, and war and peace.

Provides an eyewitness account of the war that devastated Europe, from the assassination of an archduke to the killing fields of France. New Look! Relaunched with new jackets and 8 pages of new text! Here is an original and exciting guide to the grim challenge of life or death on the Western Front. Devastating first-hand reports and contemporary photographs of the battles that slaughtered millions, together with a clear account of how nation upon...

Discusses the age of knighthood, covering such aspects as arms, armor, training, ceremonies, tournaments, the code of chivalry, and the Crusades.

Provides information about oil and other petroleum products, explaining what they are and how they are used; discussing oil exploration, drilling, and refining; and looking at the problem of pollution and alternatives to oil as a fuel source.

Learn about the history of forensic science and the many ways scientists use to solve crimes, from fingerprinting to DNA samples.

"Discover the story of the city--from ancient settlements to the modern metropolis."--cover.

Presents information about the complexities of the plant kingdom, covering non-flowering as well as flowering plants and revealing their structures, natural history, and importance in human life.

Introducing the key aspects of science, this book covers all the crucial topics from atoms and evolution to explosive chemical reactions.

Discusses the properties of electricity and describes how it is made and used.

Packed with incredible statistics and facts about dinosaurs written in easy-to-grasp text, this kids book will help cultivate the paleontologists of tomorrow. "Travel back in time to a world filled with fearsome predators and long-necked giants. From terrifying Tyrannosaurus rex to ancient deep-sea monsters and flying reptiles, learn about how these fascinating prehistoric animals lived--and became extinct--more than 66 million years ago." -- Back...