Color theory I, "Color as Light", from artyfactory is an introduction to color theory in Art. This page provides an explanation with visual examples for help.

In an continuing overview of color and color theory, this site focuses on color and contrast. Topics covered in the overview include simultaneous contrast, sensitivity to colorblind deficiencies, choosing complementary colors, and more.

Mapstats is a unique cross-curricular site that uses maps to teach about monochromatic color.

A list of five virtual chemistry topics with Java applets on the electronic structure of coordination compounds. Covers crystal field theory, CFT energy level splitting, color in gems, the spectrochemical series, and ligand properties.

This lesson focuses on map coloring and the problem of proving that 4 colors would work for all maps. Francis Guthrie had to color a map of counties in England. He observed that four colors seemed to suffice for any map he tried, but he...

Through full-color images and concise information, learn about the origin of cells. Discover some of the notable studies surrounding the history of life on Earth.

Images and description of Josef Albers' painting series, Homage to the Square. There are reprints of seven of the series.