"An advent story in twenty-four-and-a-half chapters"--Cover.
"Follow Winston the mouse as he sets out to deliver Oliver's letter to Santa Claus on Christmas Eve. He has a lot of very exciting adventures on this very important mission and makes some wonderful friends along the way. Like an advent calendar counting down to Christmas, each day also features festive things to make and do-- you can write a letter to Santa Claus, bake goodies, make Christmas cards, presents and decorations. It is a heart-warming tale to share every year in the run up to Christmas, and is full of gorgeous color illustrations and activities to do together that will become festive family traditions." -- (Source of summary not specified)