For some great ideas on craft activities try these resources:
www.frugalfamilyfunblog.com – a great local Philadelphia area blog featuring crafts
www.familyfun.go.com/crafts - a Disney sponsored website with crafts for all ages
Play board games
Blow up a balloon and have an indoor volleyball, soccer or basketball game (move all breakable items out of the way)
Finish up that summer reading list
Bake Cookies
Have a scavenger Hunt
Make paper airplanes and see which one can go the farthest
Play restaurant, or school
Playing with Play-Doh or make your own play dough
Play on the Wii , XBOX, ect
Have a dance party
Make a tent, fort or castle
Indoor campout (great idea if you lose power)
Make a pasta necklace
Line up chairs and play pretend train
Taking pictures or video and make a movie
Play hide and seek
Pop popcorn and watch movies
Play dress up
Do puzzles
Play card games UNO, Go Fish etc.