This report from the Congressional Research Service published November 27, 2007 discusses Operation Iraqi Freedom and congressional opposition to it. (22 pages) PDF, requires Adobe Reader

What is additive inverse? It means "opposite." Find out more about this concept in this detailed definition with examples and links to related terms.

"What happens when you add opposite numbers together?" Understanding the additive inverse will help you to answer this questions. An explanation of additive inverse with examples and non-examples.

Beginning on August 6th, 2005, Cindy Sheehan, the mother of a fallen soldier in Iraq travelled to Crawford, Texas to get a meeting with President Bush. She wants to know why her son died and wants an honest answer as to why America is at...

This tutorial on signed numbers features lesson plans, practice pages, examples, application problems, and interactive work. Teacher resources include overhead manipulatives, card games, a Bingo game, and graphing calculator downloads.