100 idea to manage the behavior of male and female students

Mr. (Johnny Young) resigned from his administrative work in a bank, after he had spent sixteen years, without his dream of his life left him to work as a teacher !! The first problem he faced and suffered from is that he felt that the lessons were turning into a battlefield, and that he knew his scientific material the right to know, but he did not know how to study it, and the students were bored...