Buy guide: Advent calendars have gone completely bonkers in recent years, offering dog treats, bath bombs, socks, booze and even a limited-edition behemoth stuffed with pricey treasures from Tiffany & Co (it costs $112,000 and there are only four available).

The Advent, to some Christians, is the four Sundays before Christmas. More generally, the variation of the Latin word for “coming” marks the season to prepare for the holiday.

Among rituals associated with the Advent is keeping an Advent calendar. Some reusable versions begin on Dec. 1, and many include windows, doors or pockets to reveal a poem, portion of the Christmas story or a small gift. Here’s a peek.

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