Efficient classroom management is a robust predictor of the quality of instruction and of students’ learning gains …

„Efficient classroom management – that is, preventing disruption and using classroom time effectively – is a robust predictor of the quality of instruction and of students’ learning gains.“

Univ.-Prof. Dr. Jürgen Baumert u. a., „Teachers’ mathematical knowledge, cognitive activation in the classroom, and student progress“. In: „American Educational Research Journal“, März 2010, S. 146