University of Illinois
University of Illinois Extension: All Star River Explorers
An interactive site to teach students how rivers are formed, how they change, and why they are important. Cross-curricular activities in language arts, math, science, social studies, and art, some of which include worksheets to download,...
Annenberg Foundation
Annenberg Learner: A Biography of America: The u.s. Rail Network Around 1880
Annenberg Learner's series on Industrial Supremacy in America includes this map showing the major rail lines east of the Mississippi River in about 1880.
ClassFlow
Class Flow: Major Topographical Features of the u.s.
[Free Registration/Login Required] In this flipchart students will locate major topographical features of the United States of America. Website links covering Identify rivers, mountain ranges, the equator, prime meridian, and lines of...
Independence Hall Association
U.s. History: Over There
Read about the difference it made when the United States finally entered World War I. Find out about the impact of the American Expeditionary Force, and the major battles in which they fought.