35 Things Kids Should Know How To Do By 12
Updated Oct 20, 2025
08Maintain a calendar.
By 12, your kid can keep track of their own social engagements, field trips, assignments, and loved ones' birthdays; thank you very much. It doesn't matter much if the calendar is print, electronic or something else, as long as the kid can keep track of everything. It could be helpful to learn how to maintain different types of calendars, though.

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