School districts have developed plans to restrict phone use during instruction. This effort aims to minimize the impact of phones on children's developing brains. Phones can affect executive function, which encompasses memory, cognitive flexibility, and impulse control.

The plans vary by district, with each creating its own approach to keep devices out of the classroom. The goal is to promote healthier brain development in students. Further information on these plans and their implementation is available.

Details on the specific strategies employed by each district are not provided here, but the overall objective is to reduce phone-related distractions and support students' cognitive growth.