Social media, the U.S. surgeon general wrote in an advisory this year, might be linked to the growing mental health crisis among teens. And even if this link turns out to be weaker than some recent research suggests, smartphones are undoubtedly a classroom distraction.
Understandably, individual schools and school districts — in Florida, Virginia, Pennsylvania and elsewhere — are trying to crack down on smartphones. Students are required to store the devices in backpacks or lockers during classes, or to place them in magnetic locking pouches. In 2024, these efforts should go even further: Impose an outright ban on bringing cellphones to school, which parents should welcome and support.