The initial important reason of not allowing students using cell phones at school is to avoid the cheating situation in exam. If cell phone use is allowed during class, it will be difficult for teachers to control and catch students who are texting each other or copying the answers of others during the tests and final exams through cell phones accessed to Internet. Furthermore, cell phone use in class can make students be lazy in brainstorming and making use of creativity in the case they deal with difficult problems. As a result, cell phone use in class should be banned and early prevented at school effectively.
The second noticeable reason is that cell phone use can make students fall in the state of distraction in studying. Obviously, cell phone use during class impact detrimentally on student’s process of attention and level of contribution, many teenagers suffer from permanent partial attention disorder, which is a habit of paying only partial attention to their schoolwork, while devoting half of their attention, typically, to social networking sites or instant massaging.
The final vital reason is cell phones easily to be student‘s weapon to kill themselves at school. School environment is a safe and healthy place, however, students are in the changing period of both mentality and physicality, sometimes due to small problems they easily take action without thinking carefully, such as fighting, gathering into small gangs, bullying each other. Students