Math Websites:
The World of Math Online www.math.com
Light Intensity Lab from NCTM http://illuminations.nctm.org/java/light/student/simdive.html
Geometry Step-by-Step http://www.agutie.homestead.com/
Practical Uses of Math and Science- searchable by grade level. http://pumas.jpl.nasa.gov
All the real life statistics and data you could want http://www.nationmaster.com
Tons of tables, references tools, and links to good math sites. http://www.math2.org/index.html
Math Forum's problems of the week, fantastic for differentiation, challenges, also good use of student e-mail. http://mathforum.org/pow
Explore Math! Interactive problems to do in the lab or on a projection system in your room. http://www.exploremath.com
Cool Math...to much here to describe. http://coolmath.com/home.htm
Peanut Math Software database of materials developed by teachers using the Peanut Free Software. http://www2.spsu.edu/math/Dillon/Peanutdocs/
Homepage for FREE downloads about math! http://math.exeter.edu/rparris
Ask Dr. Math anything you want! http://forum.swarthmore.edu/dr.math/dr-math.html