sugar lander: modern branch advent calendar (a DIY project) this would be super easy advent calendar idea and I love that it doesn't incorporate more gifts and that it encourages people to do things together
Kaisercraft - Beyond the Page Collection - Advent Calendar Kit: Countdown to Christmas with the Advent Calendar Kit from Kaisercraft. The base is made of wood and includes 24 chipboard boxes and numbers.
Advent - For toddler tree, add buttons.as an infant she can stick them on the felt tree, when she gets older she can hang them on the buttons! (This is an advent calendar, but adapt it for toddler tree.