Advent calendars are a beloved holiday tradition that dates back to the early 19th century. These calendars typically feature 24 windows, one for each day leading up to Christmas, with a small gift or treat hidden behind each one. Advent calendars have become increasingly popular in recent years, with online versions offering a fun and convenient way to count down the days until Christmas. Here are some of the best free online advent calendars for adults and children.

For Children:

1. Lego Advent Calendar: Lego offers an interactive digital advent calendar that features fun and festive holiday-themed building activities for kids of all ages.

2. Santa’s Secret Village: This online advent calendar features interactive games, videos, and activities that kids can enjoy leading up to Christmas.

3. Elf Adventure Calendar: This advent calendar features an interactive storybook that follows the adventures of a group of elves as they prepare for Christmas. The story is broken up into 24 chapters, with a new chapter unlocked each day.

4. Kinder Advent Calendar: This virtual advent calendar is filled with fun Christmas-themed activities, games, and quizzes designed specifically for kids.

For Adults:

1. Whisky Advent Calendar: This online advent calendar is perfect for any whisky lover. Each day, a new mini bottle of whisky is revealed, allowing you to discover new tastes and brands.

2. Tea Advent Calendar: For those who prefer a warm cup of tea, this online advent calendar features a new tea bag or loose-leaf tea sample behind each window.

3. Craft Beer Advent Calendar: This online advent calendar features a variety of craft beers from around the world. Each day, a new beer is revealed, giving you the chance to try something new and unique.

4. Digital Advent Calendar: This online advent calendar is designed specifically for adults and features a new festive cocktail recipe, craft idea, or holiday-themed activity each day.