Curated OER
Lewis & Clark: The Louisiana Purchase
For this facts about the Louisiana Purchase and the Lewis and Clark expedition online interactive worksheet, students read information and observe a map of the Louisiana Purchase to answer questions showing their comprehension skills....
Annenberg Foundation
Annenberg Learner: United States History Map: 50 States
Read about the regions of the United States, find the states in those regions on maps, and play a game to locate the states. A great interactive review.