Remove crayon from walls with toothpaste
What happened: Your preschool Picasso drew you a beautiful picture — on the wall.
What to do: Get a glop of white toothpaste — and be sure it is paste, not gel. Rub it on and keep rubbing. It may not work on all wall surfaces, but it’s the best household remedy we’ve found. Probably prevents your wall from getting cavities, too.