Chip Clips as Clothes Hangers - Hold small coats in place on adult-size hangers. Use clips with rubberized grips to help items stay put. Not only will you have an organized coat closet, but you'll save money by not having to buy special kids' hangers.
Clothespin as Nail Holder: Avoid hammer accidents (and protect your thumb!) when hanging a picture by using a clothespin to securely hold the nail instead of your two fingers. Not to say the other million things we did with them.
25 Unexpectedly Genius Household Hacks You'll Wish You'd Thought Of First