Also, there is a problem with the students as well, such as playing in time to make the phone. Students lose learning time angry and most of them have a problem with a teacher.
There are also problems with students as well as playing phone in time to make the students lose learning time, irascible, and most have a problem with a teacher.
It also caused problems with the students as well as play phone in class time will make students studying, waste easily angered and will most likely have problems with the teacher.