John Hamilton

An overview of the campaigns of World War I.

The USMC is both a part of the US Navy and a separate branch of America's armed forces. This book details the history, training and current missions of the Corps.

An overview of the use of aircraft in World War I.

An introduction to frigates, covering their history, construction, crew and more.

"Discusses different aspects of government, how it works, civic duties, and the people's role in government."--

Presents information about B-2 Spirit stealth bombers, covering how they are used, their history, and their specifications.

Explores the history of bull riding and how some men and women do it for sport and competition.

This title features the missions of landers that have been sent to Mars and collected science data and photographs from a stationary point on the planet's surface. Through simple text, maps, and stunning photography, readers will learn about the twin U.S. Viking missions of the 1970s, early Russian efforts, the U.S. Mars Pathfinder, and the European Space Agency's Beagle 2. Planned future missions are also explored.

"In the last several decades, the United States and a handful of other countries have sent a fleet of orbiters, landers, and rovers to Mars. We've learned much about the Red Planet. No longer a place of pure imagination, Mars is a real place that we can explore. As our knowledge and technology grows, the question naturally arises : can people someday set foot on Mars? Can we live and work there in cities? Is it possible to transform that hostile,...

Using simple text, maps, and dramatic photographs, this book introduces readers to Mars, relying on the latest scientific findings from NASA and other space agencies. Features include Mars' physical measurements, its geology, atmosphere, gravity, orbit, and climate. Also covered are geographical wonders such as Valles Marineris (the largest canyon in the solar system) and Olympus Mons (the largest volcano), as well as major craters, icy poles, and...