This site has access to information on the United States' lakes. Click on a state to find an alphabetical listing of all the lakes in the state, linked to information on them.

A brief history of the Cherokee tribe in the southwest United States, its culture, government, and religion. Find out about the Cherokee who were subject to the Indian Removal Act of 1830, and see how the Cherokee in North Carolina have...

How and why did the United States come to have four time zones? Learn about how cities and railroad travel impacted the development of these zones. Includes video (requires RealPlayer).

The purpose of this website is to provide information that would help a natural resources manager or concerned citizen to understand the basic biology of a non-native species and whether and how to respond to its arrival. Most of the...

A Cold War strategy game where you must make critical decisions about how much the United States should support the burgeoning democratic movement in Eastern Europe at the risk of provoking the ire of the Soviet Union. Has three levels...

This article details the growing tensions between West Germany (controlled by France, the United States, and Britain) and East Germany (controlled by Russia) and the onset of the Cold War.

Students will identify and explore major rivers and watersheds in the United States.

Economic trends will provide a very important part of the context in which President Obama's policies play out in the remainder of his term until January 2017. The Middle East's economic recovery from the 2008-2010 global economic crisis...

Common and widespread from far southern Canada throughout most of the United States and Mexico, and farther south through Central America and into South America, the Eastern Red Bat requires trees and shrubs for roosting. It is...

See what cities were connected via the Houston and Central Texas Railway after the Civil War by looking at this railway schedule from November 7, 1879. This series of primary source documents details the growth of interconnectivity of...

This unit plan from the Upper Eastern Peninsula Intermediate School District provides focus questions, content expectations, and resources to support social studies units. During Unit 2, students will learn about their "local" and...

Article about the concentration camps established by the Nazis in the area around Jasenovac in Croatia, and their use in eliminating political and religious opponents, as well as Jews shipped in from other places in Eastern Europe.

An explanation of the term "pogrom" and examples of pogroms in both 19th and early 20th century Russia, and in Germany and Eastern Europe during World War II.

Learn about the Cold War, a period of geopolitical tension between the United States and the Soviet Union and their respective allies, the Western Bloc and the Eastern Bloc, which began following World War II.

Read about the agreement between the Germans and Soviets that contained a secret section that provided for the partition of Poland and other parts of Eastern Europe between the two countries. Includes photographs, a map, and archival...

This colorful map depicts the original thirteen colonies as well as the rest of the eastern part of America, showing the owners of the land at that time.

The White-footed Mouse has a very wide distribution. It is the most abundant rodent in mixed deciduous and coniferous forests in the eastern United States, and is probably equally abundant near farms. Learn more about the Peromyscus...

Kids learn about the amphibian Hellbender. Animal is the largest salamander in the eastern United States.

On this website, students can learn about the Red Wolf. Find some information about this endangered predator of the eastern United States lives and hunts in packs.

A chronicle of Russian and other ethnic immigrants from the Russian empire. Information on their struggles, persecution and achievements in their chosen new land, America.

Links to dozens of art museums all over the world, by geographic region.

See an extensive collection of photographs covering World War II compiled into twenty sections covering photos from before the war, many of the campaigns, the American homefront, the Holocaust, and after the war. Each photo has a caption...

The marbled salamander lives in forests and woodlands in the eastern part of the United States, where it is an endangered species in certain states. Students and teachers will find the content to include a look at the species' life...

Periwinkles are a non-native, or invasive, species of mollusk along the eastern coast of Canada and the United States. Learn about their habitat, the history of their invasion, and the kinds of damage they do to their new environment....