لقد اجرت " مجلة الشعب " استطلاع للرأي منذ عامين وجدت ان 43% من المدرسين يهدرون نصف الوقت على ضبط النظام في صفوفهم
Public agenda did a survey for us a couple of years ago where they found that 43 percent of the high school teachers in America say that they spend at least half of their time maintaining order in the classroom.