1. Edison Kids: Energy Heroes - Thomas Edison
   He designed over a thousand inventions: the simple light bulb, the phonograph, the movie projector.
   http: //edisonkids.com/heroexb/thomas.htm
   
   
2. History of Energy
   Before the Industrial Revolution of the 1890s, human beings had only a moderate need for energy. Man mostly relied on the energy from brute animal strength to do work
   http: //library.advanced.org/20331/history/
   
   
3. How Does A Rainbow Work?
   Light interacts with water droplets in a region where rain is falling, and this causes a rainbow..
   http: //howstuffworks.com/rainbow.htm
   
   
4. How Things Work: Incandescent Light Bulbs
   A service providing answers to questions about physics, science, and how things in the world around us work.
   http: //howthingswork.virginia.edu/incandescent_lig...
   
   
5. How Things Work: Sunlight
   A service providing answers to questions about physics, science, and how things in the world around us work.
   http: //howthingswork.virginia.edu/sunlight.html
   
   
6. Keepers of the Light. Tales From Two Lighthouse Lovers.
   Photographs of Lighthouses of the Pacific Northwest,California and British Columbia, Canada. Lighthouse maps ,references and resources
   http: //solarnavigator.net/history/lighthouse_l...
   
   
7. Light!
   Light! is a reference website devoted to the physics of light. Topics include the speed of light, wavelengths, mirrors, lenses, diffraction, lasers, refractions, reflections, solar power, and a history on the study of light...
   http: //library.advanced.org/28160/english/index.ht...
   
   

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