The following are great websites to check out at home! Some have games you can do with your child!
A Plus Math: a great place to find games and review basic facts!
http://www.aplusmath.com/
Classbrain: a great site to find interactive games
http://www.classbrain.com/
Read, Write, and Think: fun writing activities!
http://www.readwritethink.org/materials/persuasion_map/
www.iknowthat.com (home of Fishy Fractions!)