Shingle the roof with cereal wheat squares, wafer cookies, or
nonpareils.
Use colored candies to make a cobblestone walkway. Use frosting to
glue the candy into a path that leads up to the house.
Make shutters with sections of graham crackers.
Sprinkle shredded coconut around the house to create snow.
Mirrors and aluminum foil make excellent streams and skating ponds.
Fashion chocolate licorice into fences.
Stack large marshmallows to create snowmen.
Top a candy cane with a gumdrop to make a street lamp.