this type of turn-taking can also be done with much younger children, by making sounds back and forth or making faces, the researchers say. "One of the things we're excited about is that it feels ...

Rarely. Most of the time, those parents spoke of their right to have their child half the time, and that's what mattered. And so the kids went back and forth, dreading the exchanges every few days ...

"What we've found is the number of conversational turns, or back-and-forth interactions between children and their adult caregivers, relate to areas in the brain that are really critical for ...