Reflection

Arizona State
http://acept.la.asu.edu/PiN/rdg/reflection/reflection.shtml

Reading about reflection from Arizona State.

ThinkQuest
http://library.advanced.org/13405/optics/reflection.html

ThinkQuest's (brief) treatment of reflection.

Geometry

Scolarwave
http://www.scholarnet.com/Stackware/maths.htm

Good resource for math by Scholarwave

ThinkQuest
http://library.advanced.org/11482/publish/page2.html

On-line "text" in geometry

Waves and Light

University of Tennessee, Knoxville
http://csep10.phys.utk.edu/astr162/lect/light/waves.html

good intro to wave nature of light.

ThinkQuest
http://library.advanced.org/13405/intro/lwave.html

ThinkQuest's introduction to light