A resurgence in dumb phones in the U.S. may be tied to concerns about the mental health impact of smartphones, especially among younger generations.

The phone, which is being shown off at Mobile World Congress in Barcelona, has a flexible five-inch display that extends to 6.5 inches when pushed upwards.

Parenting author and psychology expert Melinda Moyer says successful parents don’t worry about how much time their kids spend on smartphones and other digital devices. Here are the three skills they prioritize instead.