Math

Here are some great websites you can use as resources at home. 

Singapore Support:

http://singaporemathsource.com/resources/online-programs/

http://www.singaporemath.com/Default.asp

Online Math Games

Greg Tang Math games

The site also has a Challenge section with great printable math puzzles. 

Greg Tang math printables

http://www.arcademics.com/

Khan Acadamy

Math games

Fun with Math link