There has been much coverage recently about the declining standards in children's behaviour when they start school and the blame has been laid firmly at the door of the parents.
But disruptive pupils are still a problem in secondary schools and the resulting poor classroom behaviour can have negative effects on pupils' achievement.
As teachers often find themselves ill-equipped to restore order in the classroom, we'll be asking if teacher training should place a greater emphasis on developing techniques to improve classroom behaviour.
Teacher Anna Marshall and Chris Watkins, Educational Psychologist of the Institute of Education, join Jenni to discuss the difficulties of controlling unruly behaviour in the classroom. Tell us your views