Choose a design and scale
Gather materials such as wood, cardboard, foam board, glue, tape, paint, and tools
Measure and mark all parts before cutting
Cut the base, walls, roof, and openings
Assemble the walls onto the base
Attach the roof securely
Add doors, windows, and other details
Sand rough edges if needed
Paint or decorate the house
Let glue and paint dry completely
Check stability and make any final adjustments