First-person accounts introducing the science behind twisters.

Ellen and William Craft were two of the few slaves to ever escape from the Deep South. Their first escape took them to Philadelphia, then on to Boston pursued by slave hunters, and finally 5000 miles across the ocean to England, where they were able to settle peacefully.

Documents the efforts of an Ohio community to secure the freedom of escaped slave John Price, examining various aspects of Price's escape from Kentucky, the Fugitive Slave Act of 1850, and the heroic showdown.

A brief biography of Sacagawea, the Shoshoni woman who accompanied explorers Lewis and Clark on their expedition in the early 1800s.

"Covers Hurricane Katrina as a watershed event in U.S. history, influencing social, economic, and political policies that shaped the nation's future"--Provided by publisher.