1. Math Drills- has a great selection of fun math pages
2. Coloring Sheets- great Valentines Day coloring sheets from kids know it all
3. Kindergarden Worksheets- great site, you do have to sign up but it is free to do so
4. K-12 Valentines- I found some great activities here
Feel free to add your own sites in the comments below. I would love to see them and so would our readers.
My Zoi has some ideas about crafts for Valentines.