This post will help you learn more about the 12 month sleep regression and the transition to one nap. As your baby approaches their first birthday, most parents are beginning to wonder when it's time to transition to one nap. Why is my 12-month-old skipping naps? How will you know when it's time to transition to one nap? Don't all 12-month-olds take just one nap? Actually, they don't. It surprised me when I was a new mom, too, but the average age for a toddler to transition