Optical Society
Optical Society of America: Exploring the Science of Light: Easy Activities
A collection of simple experiments for exploring the basic properties of light and color.
Science Buddies
Science Buddies: Mixing Light to Make Colors
You know how to make new colors by mixing paint or crayons. For example, you get green by mixing yellow and blue, or orange by mixing red and yellow. With paint, blue, yellow, and red are primary colors, which you can use to make other...
Exploratorium
Exploratorium: The Art and Science of Color
This series of programs includes hand-tinted archival films, contemporary offerings by local artists, and films created by artists drawing and painting on the film surface itself. Featuring animated, documentary, and homemade works.
Science Made Simple
Science Made Simple: Why Is the Sky Blue?
This website has three different projects from which to choose on the topic of why the sky is blue. Also, you can scroll up to learn more about why the sky is blue.
Optical Society
Optical Society of America: Optics for Kids: Make a Green Gumball Black
An experiment to investigate what colors are seen when light is absorbed or reflected by colored gumballs. With links to scientific, academic articles that explain what is happening.
University of Colorado
University of Colorado: Physics 2000: Spectral Lines
Several pages from an excellent site which describe the science of spectroscopy. The unique atomic emission (and absorption) line spectrum of elements are illustrated and explained. Includes a Java applet depicting the quantum energy...