As the use of smartphones continues to grow among students, schools across the country are grappling with how to manage phone usage during school hours. Some schools have opted to lock up students' phones during the day to minimize distractions and promote a more focused learning environment. While this strategy has its benefits, it also poses some challenges for administrators, teachers, and students. In this article, we will explore the pros and cons of locking up phones in schools and provide strategies for implementing effective phone policies.