Presents information about the Great Depression that left millions of Americans without jobs, including how people struggled to make a living in a time of high unemployment and how the government tried to solve the country's economic troubles.

Learn about the debate over gun control and how it has developed through our history.

Examines how the invention of television came to be and describes careers in the television and broadcast industry.

"Learn all about avalanches, from what causes them to what effects they have on humans."--

"Learn about the history of alternative energy and find out what it takes to make it in this exciting career field."--

"Provides gripping accounts of Army, Navy, Air Force, and Marines servicemen and servicewomen who showed exceptional courage during combat"--

Wars between rival nations are usually fought on the battlefield. However, from the end of World War II until the early 1990s, the United States and the Soviet Union were engaged in a Cold War in which neither side ever directly attacked the other. Readers will learn about the Cold War's origins and find out how the rival nations competed with each other. They will also learn about the conflict's effects on people around the world, its lasting impact,...

Questions and answers explore the world of sharks, with an emphasis on hammerhead sharks.

Just over two decades after the conclusion of World War I, another war began spreading across the world. As power-hungry leaders such as Germany's Adolf Hitler, Italy's Benito Mussolini, and Japan's Hideki Tojo seized control of their countries and began invading their neighbors, nations in Europe, Asia, and America banded together to combat them. Readers will discover how the war started, how it affected people, and how it has had a lasting impact...

Describes the outcome of the American Revolution and the writing of the United States Constitution and the Bill of Rights.