Have you heard about Elf on the Shelf. I think this product is the best Christmas idea ever and currently you can get it from Barnes and Noble for just $20.96. Just click here and use the coupon code H7X8M8T to get 30% off the advertised price.
Your elf comes with a story about how Santa has sent him hang out with the children during the day and reports back to Santa on how the day went at night. Every morning when he returns he hides in a different place for your children to find him.