http://www.kidskonnect.com/content/view/292/27/ (Many math sites)
Snowflake Symmetry web site.
Visual Math Learning many activities and games
A Game a Day interactive website
Sponsored by NCTM Tangrams and geoboards that are interactive.
Visual fractions with number lines and pie shapes.
Use Pattern Blocks or Base 10 Blocks or Cuisenaire Rods for Number Sense.
Basic Geometry for Grade 3 and higher.
Have the computer flip the coin to find out how many heads and how many tails.
Click on the games. Over 1,200 brain bashers for math that you can do.
Play this matching game as you match fractions
This website works on fractions with pattern blocks.
Amusement Park of Math at coolmath. Games on fractions, lemonade, arithmetic, probability
Number Machine
Beat the number machine with a higher number if at all possible.
http://www.kidsites.com/sites-edu/math.htm (Many math sites)
http://www.ala.org/gwstemplate.cfm?section=greatwebsites&template=/cfapps/gws/displaysection.cfm&sec=26 (Many math sites)