This document discusses the debate around allowing cell phone use in schools. While most schools now allow students to have phones, they require them to be turned off during class due to distractions. There are pros and cons to allowing phones. Phones can enable research and use of educational apps, as well as providing tools like calculators and stopwatches. However, phones can also disrupt learning with sounds and notifications. They may enable cheating and cyberbullying. While phones provide value, close supervision is needed to ensure appropriate use.