Our seasonal crafting has been incredibly simple. Using mostly what's on hand already. And for this using the hands as well. The kids made a Scandinavian Gnome handprint the other day. Also known as Tomte Tonttu Nisse or Tomten.
A big round train track around the Christmas tree, and all the little foam houses in Christmas colors. Maybe even repaint a wooden train set to be Santa's train. IKEA HACKS - glue foam houses to IKEA wooden train track