Spooky Fact Family House for Halloween! Fun for fact family house practice right in time for fall and halloween. Includes a spooky haunted house with four ghosts, a bat, and windows. Directions: Write fact family numbers in the windows at the top of the house. Write the addition facts on the top floor windows and the subtraction facts on the bottom floor windows. You could also write the facts on the ghosts and then cut them out and glue them coming out of the windows! This could even be used with multiplication and division fact families.