Judy Alter

A biography of Sacagawea, the Shoshoni Indian woman who played an important role in guiding the Lewis and Clark expedition through the Northwest Territory of the United States in 1805-1806.

Everyday doctors perform surgeries that were unheard of only a few years ago. They continue to make advances that improve people's lives. Using surgery as an example, this book challenges kids to think about innovation and how anything is possible.

From the impoverished inner-city streets of Milwaukee to her own nationally syndicated talk show in Chicago, Oprah has persevered to become one of the most recognized personalities in the world. Readers will learn how her courage, kindness, and perseverance have led her to found Oprah's Angel Network, a charity whose mission is to help the underprivileged of the world.

Introduces children to the history of passenger ships, describing how they have been used to transport people around the world for centuries, how the passenger ship industry was impacted by the development of air travel, and what the future might hold for the ships.

Chronicles the exploits and achievements of more than fifty women in the past and present of America's West, including the guide and interpreter Sacajawea, journalist Jessie Benton Fremont, and author Willa Cather.

A biography of the inventor of the cotton gin, whose application of standardized parts to the production of weapons and other machines was a major influence in the development of industry.

A biography of the president responsible for the Emancipation Proclamation, Gettysburg Address, and more. Includes Internet links to Web sites, source documents, and photographs related to Abraham Lincoln.

Presents a history of the trail that became an important commercial route to the southwestern United States during the 1800s.

Discusses the history of vaudeville including performances, theaters, and actors, and examines its influence on modern entertainment.