Find a quick, concise explanation of the property of opposites. Several examples are given and clearly explained.

Explore how President Wilson, in his Fourteen Points, urged peace without revenge European self-determination, and the establishment of a peace-keeping League of Nations politicians both abroad and at home rejected his plans.

This site offers vocabulary-building quizzes that can be used either by learners of English or by learners of Portuguese to test knowledge of the English and Portuguese words for colors, days, months, seasons, greetings, fruits,...

During the time of rising segregation in the late 19th century two African-American leaders offered two opposite views about how to advance civil rights for African-Americans. Read about the philosophies of those leaders. Booker T....

Many events that occurred during the War of 1812, like so many other periods in American history, are now largely forgotten and unknown to the general public. Atrocities or barbarities perpetrated against the Indians by settlers are well...

This site offers paintings by famous artists with some information about each of them, followed by a language arts lesson. They include the following: Van Gogh (reflexive pronouns), Seurat (-ight), Gauguin (-ou), Chagall (opposites),...

World War I was not fought by Americans just in Europe. Read about the many ways people at home helped the war effort. See how badly German-Americans were treated as anti-German passions were fueled.

This article analyzes the role of the media in Venezuela and the attempts to remove Hugo Chavez from power in 2004. Dated March 19, 2004.

You can pick up some valuable pointers on angles and lines here. When you finish working your way through the pages you can take an on-line "Test Bite," and check your understanding.

A map of the Appalachian Mountain region showing the three primary routes of the early 1700's through the natural barrier from the English colonies to the Mississippi Valley. "The Appalachian ranges separated the French and the English,...

Chiefly remembered for his support of the American colonies in the struggle against King George III that led to the American Revolution, as well as for his strong opposition to the French Revolution.

(1813-1890) An American military officer, explorer, the first candidate of the Republican Party for the office of President of the United States, and the first Presidential candidate of a major party to run on a platform in opposition to...

John Charles Fremont (January 21, 1813 - July 13, 1890), was an American military officer, explorer, the first candidate of the Republican Party for the office of President of the United States, and the first presidential candidate of a...

Brush up on your math skills relating to additive inverses then try some practice problems to test your understanding.