One way to help keep your house clutter-free is to have a place to put things when you walk through the door. Martha has solved this problem by outfitting her mudroom with peg racks modeled after a beautiful Shaker design.
Colonial molding, or any other style molding, cut to the desired length
Deck the doorknobs with jolly kid-made bells. It's a great activity for days when it's too wet or chilly to play outside and -- between your craft bin and the refrigerator -- you probably have all the supplies on hand: an egg carton, paint, glitter, glue, and yarn.