Centers for Disease Control and Prevention
Youth and Tobacco Use
There are a number of social, emotional, and physiological reasons why teenagers start smoking, and why they continue smoking into adulthood. Help class members understand why smoking begins in youth—and how to protect themselves from...
Other
U.s. Genealogy Map Project: u.s. Border/land Claims 1804 1823
A great map and a list of the acquisitions and border changes of the United States from 1804 to 1823. A concise resource showing Western expansion.
University of Oregon
Mapping History Project : European Possessions Bordering the u.s.: 1783
This is a simple, but clear map showing the land claimed by Spain and Britain after the Treaty of Paris in 1783. Notice the disputed land claims along the border of what is now the United States.
Other
The Story of the Us Told in 141 Maps
This collection of United States maps includes a year-by-year. Beginning from the Declaration of Independence and extending to present-day, students will learn explore and interact with these maps that change year-by-year.
University of California
Us Geological Survey: Cartogram Central
The USGS offers detailed information on Types of Cartograms, Congressional Districts, Software for Cartograms, Publications, and a Carto-Gallery.