Elf on the Shelf Ideas
Crepe Paper barricade the doorway
Elf on the Shelf -- "Dear Children, you stayed awake so very late last night that I was not able to make my nightly trip to the North Pole. Please, tonight go to sleep on time so I am able to fly back to report to Santa."
Making "cookies" for the kids (Just use round cereal with sprinkles stuck to the top with icing - Cheerios, Cookie Crisp, etc...)
Riding a reindeer decoration