Here is an example of how you can make your own advent calendar around Thanksgiving (with hand turkeys)
Here's another one made out of muffin tins. Instructions are here.
Write on little cards 25 little activities you can do together, Here are some suggestions for the Lakes area:
Decorate the Christmas tree
Take a bag of cat or dog food to the Humane Society (pet cats if you can go home without one!)
make a candy cane reindeer instructions are here
Sledding at Horseshoe bend
deliver a plate of cookies to a shut in from the Special People list at church
Go to the amusement park to look at the ice
"Spray paint" snow with water bottles filled with water and a couple of drops of food coloring
Visit the Nature Center
go for a walk at Gull Point park
Suggest other ideas in comments!