The Corps of Discovery stayed with the Mandan tribe for the first winter of their epic trip to the Pacific Coast. Read the entries in the Journals of Lewis and Clark to get first impressions and descriptions of the Native Americans who...

[Free Registration/Login Required] In this Structured Academic Controversy (SAC), students read four documents that give different accounts of how Lewis and Clark treated the Native Americans they met on their expedition. Students are...

Discover the role Lewis and Clark played in history of Pennsylvania in this detailed account. Contained within this site are links to video, maps, and pictorial images of this era.

At this site retrace the journey once taken by Lewis and Clark as they travelled through Montana. Read a description of their adventure, follow the interactive map, and stop at the many points of interest along the way.

Read the story of Antoine du Pratz's History of Louisiana (1774) which was carried by Lewis and Clark on their expedition to serve as a guide for the kind of information Jefferson wanted the expedition to acquire.

Discover the history of awarding peace medals to Indian chiefs. Lewis and Clark carried at least eighty-nine peace medals in five different sizes to be given out on their expedition in the early 1800s.

By reading this section of a chapter on "Westward Expansion," students will be able to explain the significance of the Louisiana Purchase and describe the terms of the Adams-Onis Treaty and the role played by the filibuster in American...

In this lesson, students will learn about Sacagawea and her contributions to the Corps of Discovery and the Lewis and Clark Expedition.

From 1800-1860, America went through rapid growth and development. View this slideshow to see pictures, charts, maps,primary source documents and a detailed timeline of Virginia during the Antebellum Era.

Kids learn about the history and timeline of the state of Iowa including early explorers, Native Americans, settlers, Lewis and Clark, Black Hawk War, and becoming a state.

Find out about the serendipitous sale of the whole of the Louisiana Province by Napoleon to the Americans for $15 million dollars.