You begin by thinking small, then look around your house for odd bits and pieces."" A postage stamp becomes a picture for the wall, a toothpaste cap a lampshade, and so on. And with a little transformation kitchen sponges become upholstered furniture, pebbles and a small box make a stone fireplace, six matches turn into a nifty desk. Once started, dollhouse decorators will want such finishing touches as clocks, books, candles, dishes, and food. . . plus other items which this will encourage them to come up with on their own. And for those without doll-houses, grocery cartons, bookcase shelves, and porch steps are suggested. Why not?