Never mind the barren trees, never mind the early nights, never mind the colder temps. The true sign of autumn turning to winter is Wendy’s swapping out the pumpkin spice frosty for peppermint.

Yup, it’s on.

For this and other signs of the holidays, check out today’s episode of Math and Musings. I’ve got a special guest who knows a thing or two about food, lists, and celebrations.