I actually found this site through a google ad on my blog, The Mommy Diary ! Seems really cool from what i've seen!
Free Preschool Activities
Large Selection of Preschool Activities Sorted by Subject!
Preschool activities to keep your little guy busy. Preschool is all about developing skills for kindergarten. We have many preschool activities sorted by subject. From getting your child comfortable with the alphabet, to number recognition, we've got fresh preschool activities to keep your kid learning on the fly, all year long.