The re-election of Abraham Lincoln in 1864 was not a done deal. Read about the peace explorations, the Republican and Democratic conventions, the campaigns, and eventual "landslide" for Lincoln. From "The Civil War and Reconstruction" by...

Learn about different kinds of robots as you build them in five interactive simulations.

The learning resource demonstrates how math can be used in the real world. The activity has examples of word problems related to travel and traffic.

The learning activity investigates how math can be used in the real world. The resource shows examples of how math can be used in the stock market.

This guide offers an overview of the field of psychology. Topics include human behavior, branches of psychology, and what psychology is. Archived.

Students explore the chemistry behind the causes and effects of acid mine drainage on a modeled river. In this activity, students examine the chemistry of acidic mine runoff and its effects on river water.

An interactive tutorial to determine the amount of dyes present in a powdered beverage in order to examine the allegation that the manufacturer is exceeding the allowable amount of the artificial food dyes in the drinks it produces.he...

Details the 1978 State of the Union Address delivered by Jimmy Carter.

This site contains a instructional activity on the ellipse. The instructional activity has students draw an ellipse with pencil and string, and discussions on orbits and theoretical orbiting situations.

The text of George H. W. Bush's State of the Union Address given on January 31, 1990.

The text of George H. W. Bush's 1991 State of the Union Address on January 29, 1991.

This interactive test allows you to explore your unconscious preferences and beliefs through a series of questions. The site also contains related material on examining your unconscious. Your browser must support Java Applets.

This historical summary covers information on slaves during the mid-19th century in the following areas: Who were Slaves?, Rights and Powers of Ownership, Transfers of Slaves, Hiring of Slaves, Fugitive Slaves, Regulation of Slaves,...

Great site! Offers student tons of confusables! Also offers quizzes and a pull-down menu for one "confusable" at a time. CCSS.ELA-Literacy.CCRA.L.2, L.11-12.2b Spelling, L.11-12.4 Word Meanings

This page provides the lyrics to Maude Nugent's "Sweet Rosie O'Grady." You can also download the MIDI file to listen to the song. Includes a brief history of the song.

Collection of historic photographs of the Statue of Liberty.

The Library of Congress provides information on the origins and observation of Father's Day.

A highly informative narrative on the development and philosophy of the Student Nonviolent Coordinating Committee, with comparisons to Dr. King's SCLC and the Black Panther Party. Good resource.

Shows British maps of trench warfare and gives a brief explanation.

Journey back over a million years ago and see how the common frog has adapted and changed.

NASA website with current news of the International Space Station, with links to past articles, operational details, photographs, a virtual tour, and crew biographies.

This site provides real time data on the current orbital location of the International Space Station. Updated once per minute.

Part of the BBC's "Story of Africa" series, this article covers 19th century exploration and colonization. Archived.

Excellent NASA sponsored site on the principles of rockets. The site relates Newton's 3 laws to the flight of a rocket. Site also has links to activities related to rockets in addition to links about practical rocketry.