Support WBURKids These Days: Growing Up Too Fast Or Never At All?Play08:09Download AudioNPR StaffMarch 20, 2014 ShareHanna Rosin says when kids do things that feel risky on a playground, it allows them to conquer a fear and gain independence. (Getty Images)
Hanna Rosin says when kids do things that feel risky on a playground, it allows them to conquer a fear and gain independence. (Getty Images)