Lights could also just go from one side of the house to a central thing over the table. Like if I make a chandelier thing, that can be where they are gathered in. We'll see what looks easiest with the house.
set a special place for kids during the holidays. cover a small table with butcher paper. draw a circle where each plate will go. write a 'to-do' list next to each spot, and provide crayons or colored pencils so they can mark off items as they eat.