This tutorial focuses on argumentative essays, longer writings on a well-researched topic with the writer arguing one side of the topic, free of fallacies, and providing several claims. A short YouTube clip of Monty Python shows the...

This site defines eleven theorems relating to parallel lines and similar and congruent triangles. Links to the theorems and relevant term descriptions are provided.

This site defines parallel lines, parallel lines cut by a transverse, and congruent triangles. It also contains links for related terms.

Explore the consequences of the discovery of the New World from a different lens. The Columbian Exchange is a term that identifies the earth-shaping swap of plants, animals, and organisms. This paper from the National Humanities Center...

The entry page into Grover Cleveland's presidency from the Miller Center. Find information on his presidential policies, the members of his cabinet for both of his terms (interrupted by Benjamin Harrison's presidency), and links to his...

You will see at this site biographical information and art work. When you click on the object you will see the oil on paper of "Woman" and a descripition about de Kooning and his work. When you click on extensions you will receive a...

This in-depth paper examines the idea of convexity. Euclid's Elements, the first geometry textbook, assumed convexity without mentioning the term.