Here you can find different websites ranging from homework help to math games and puzzles.  Below are a few sites to check out.

http://www.mathplayground.com/

http://hoodamath.com/

Good for Model Drawing

http://thinkingblocks.com/

http://www.mathplayground.com/PartPartWhole.html

http://www.ixl.com/

Watch Instructional Math Videos

http://www.khanacademy.org/