Chaline, Eric

Profiles fifty minerals and discusses their influence on civilization.

Many of the heroes of World War II are well-known, larger-than-life figures. This book is a tribute to the lesser-known but equally amazing individuals -- some working secretly behind the scenes on the home front and others behind enemy lines -- who made just as significant a contribution to the wartime story. It sheds new and timely light on more than 50 of the often unsung heroes and heroines of the world's most destructive war.

Discusses the influence of fifty different animal species on the medical, edible, commercial, and practical aspects of human civilization.

Describes the origins and history, philosophy, and techniques of ninjutsu, features step-by-step illustrations of ninjutsu moves, and includes tips on clothing and equipment, as well as a glossary.

Examines the benefits of martial arts training for women, and features an illustrated manual of martial arts techniques for fitness and defense, including moves from both the hard/external, and the soft/internal arts.

Examines the benefits of martial arts training for athletic conditioning, looking at how martial arts integrate the components of muscular strength, heart-lung fitness, and flexibility, as well as the development of balance, speed, and coordination, and including descriptions and illustrations of different exercises.

Contains colorful diagrams and step-by-step instructions to create fifty inventions, including a device that turns the pages of a book, and explains the scientific, mechanical, and engineering aspects of each component.

Explains the excercises of tai chi with photographs illustrating each step.