Scholastic
Scholastic: Lewis and Clark
An interactive site that has students follow the Lewis and Clark's expedition. As they travel west, they are able to collect objects on their journey and put them in their specimen box. They also take notes on their specimens so they can...
US National Archives
Docsteach: Lewis & Clark's Expedition to the Complex West
This activity can be used as an introduction or for a closer study of the Lewis & Clark Expedition. Students will learn that the United States purchased the Louisiana Territory in 1803 and President Thomas Jefferson sent Lewis and...
University of Virginia
University of Virginia: First Across the Continent: The Exploring Expedition
This 1902 work is available here from the University of Virginia. It includes illustrations and, according to the author, is taken largely from the accounts written by the explorers themselves.
PBS
Pbs: The West: Lewis and Clark Expedition
Part of the PBS site, "The West," this link gives a general explanation of the Lewis and Clark expedition. Links to biographies.
Carnegie Museum of Natural History
Carnegie Museum of Natural History: Lewis and Clark
This resource describes how Lewis and Clark described various animals two centuries ago.
Other
Gorp: National Historic Trails: Lewis and Clark Trail
This site provides a chronology of Lewis and Clark's expedition to the West from 1804-06. There are also brief biographies of the two explorers and the site provides descriptions of 80 historic sites that now exist along the Lewis and...