Here are some of my favorite websites for the children and parents:
MATH GAMES (all topics)
MULTIPLICATION
http://multiplication.com/students.htm
http://www.aplusmath.com/Flashcards/multiplication.html
http://aplusmath.com/games/picture/MultPicture.html
http://www.funbrain.com/math/index.html
www.surfnetkids.com/games/math-games/multiplication/
TELLING TIME
http://arcytech.org/java/clock/
MONEY
http://www.aplusmath.com/Flashcards/index.html
http://www.funbrain.com/cashreg/index.html
http://www.aplusmath.com/Games/Concentration/Addition_Concentration.html
Equivalent Fractions Game
http://www.sheppardsoftware.com/mathgames/fractions/memory_equivalent1.htm
SCIENCE
http://www.windows.ucar.edu/tour/link=/games/games.html
Social Studies
SEASONAL ACTIVITIES
http://www.myteacherpages.com/webpages/MrsThonus/holidays.cfm?subpage=157826
SPELLING