This site discusses primary lighting sources and gives information on the different properties and spectral characteristics of each. Also includes links to some interactive Java applets.

Overview of the domestic issues facing the Bush administration during the first decade of the 21st Century, including education, recession, war, and Hurricane Katrina. Site provides questions for discussion, glossary and links to primary...

Website provides multi-media resources for both sides of the issue on whether the U.S. should have attacked Iraq or not. Includes background information, primary source documents and video gallery.

By doing two primary source activities and watching a short video, young scholars will explore the life of science and innovation led by George Washington Carver.

Vivid account of the Goliad Massacre and the execution of Colonel James W. Fannin. Site excerpts primary source references.