The links listed below provide suggestions of math activities for your child:
http://www.kidscount1234.com/mathcentersandgames.html
http://www.kidscount1234.com/numeral.html
http://www.kidscount1234.com/math.html - patterns
http://www.apples4theteacher.com/math.html - scroll down to see “number sense games” section
http://www.jumpstart.com
You can also have your child count different items (toys, dots on dice, pieces of food, etc…) and have them write the corresponding number on paper. Using markers may make this more interesting for them.
This section of links provides online, interactive educational experiences for your child :
Art - www.Artpad.art.com/artpad/painter
Science - www.Nationalgeographic.com , www.Discoverychannel.com , www.Howitsmade.com , www.Weirdscience.com
Reading - http://pigeonpresents.com/ , http://www.mowillems.com/ , http://www.starfall.com
Math,
Reading , and more - www.pbskids.org , www.funbrain.com
Other educational game websites:
http://www.mywonderfulworld.org/games.html
http://www.mywonderfulworld.org/games.html#justkids
http://www.sheppardsoftware.com/preschool/preschool.htm
http://www.sheppardsoftware.com/web_games_menu.htm
http://www.surfnetkids.com/kindergarten.htm