Teacher resources and professional development across the curriculum

Teacher professional development and classroom resources across the curriculum

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Tungurahua Timeline

The Tungurahua volcano in Ecuador has gone through a series of active and dormant periods. Follow the volcano's activity from 1773 to 2000, including a scene of an explosive eruption in 1999.

United States History Map

Become a geography whiz as you learn how the United States was settled. Discover how the continent was irrevocably changed by European colonization, the events that caused the wholesale displacement and decimation of the land's original inhabitants, and how the 50 states came to be formed.

US History Map Assessment: Test Your Skills

Test how much you know about major U.S geographic features, Indian tribes, states and regions, European colonists and territorial expansion. View your correct and incorrect answers, and print out your assessment.

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