Michael's Super crafting ideas. Lots of projects and special kid's club pages.
Pack'O'Fun Magazine Crafts for kids. Nearly every craft my troop makes comes from this magazine. Most use recylced materials you can find in your home.
Crayola In addition to craft ideas you can tour the crayon factory, learn the history of Crayola, or print out a coloring page.
Margo's Beadie Critter Collection Hundreds of patterns for those fun beadie critters. Animals, cartoon characters, holidays, you'll find them all here.
Making Friends & Other Crafts for Kids Excellent site with special sections for Girl Scouts.