Cheating in schools

Nowadays, cheating in schools is becoming the main problem due to the fact that students aren't prepared for life. There are many forms to copy:
On the one hand,they can cheat with their mobile phones downloading some websites tanks to the new tecnology.
On the other hand, they can cheat with the traditional form, speaking to the mate who is sitting next.
Furthermore, cheating has another more important problem. If students are caught cheating, the teacher will be able to expel them or call their parents. Obviously, before that the student, who has been caught cheating will fail the exam.
So that this problem won't happen, the student must try to pass the exam with his knowledge.