Schools are pulling back on screens. Some parents and teachers say it's about time.

As students head back to school this fall, one question is quietly reshaping classrooms across the country: how much screen time is too much? In Williamson County, Tennessee, educators are actively scaling back how much they rely on screens — part of a growing national reckoning over technology's role in learning. At least six states passed laws this year asking schools to reevaluate or limit their reliance on technology in education. Source: CBS News