Question: What are the advantages and disadvantages of this?

Topic: Telephone usage at school is becoming more and more common day by day
Question:What are the advantages and disadvantages of this?
1. Introduction
1. General background:
Technological devices are becoming common widely used by both equally adults and youngsters

2. 
   Paraphrasing:
   

therefore, current people have a strong desire to use mostly phone, even at schools
3. Answering the question:
i think this has both benefits and drawbacks simultaneously./ at the same time
Main body:
body 1, advantage 1
Telephone provides school children with a number of conveniences. Firstly, they can research new information related to the theme of each subject canducted by teachers.they can get full data by just writing the name of a topic or a question on the internet.
to be more precise,they can watch video lessons, read articles, salve puzzles and so forth on the internet by using their own phone.
body 1, advantage 2
Secondly, they are controlled by their parents while they are at school.
2 developing
if children go to their school without phone, parents may be worried about their off-springs until come safely,therefore, parents inform by phone when the children are at recess.
body 2, disadvantage 1
it has some drawbacks and especially common one is that school children are glued to the screen of phone in order to play unnecessary games or watch Instagram feeds. They spend most of their time to be on the social network instead of doing their task given by pedagogues because of their parents do not allow them to use the phone at home.
disadvantage 2
Also one of the bad side of phone utilize at school is it can potentially affect children’s mental health.
developing 2.
it may lead to issues such as depression as much as headache that affect students' quality of life.
Conclusion
in conclusion, using telephone at school can give several benefits such as researching information ,parents can control their children , however, it creates some drawbacks including the wasting valuable time and mental problems.