I often get asked about classroom management, especially with small children. The mistake teachers often do is that they presume that kids will be sitting nicely on the chairs (or wherever) all lesson long and listen and interact with them the way they want them to. And if that's not happening, they feel incapable of managing a class and believe they are not good teachers. The problem with this is .. it is IMPOSSIBLE for a child to sit still during such a long period. No matter how great of a teacher you are and no matter how calm the child normally is. It is just not in their nature to sit still. As Sir Ken Robinson once said: A 3-year-old is not half a 6-year-old. And a 9yo is not half a 18yo. You get the point. How long the attention span actually is, depends on different factors: age, but also the type of activity and the motivation of the student. The general concentration span of a child is between 10-15 minutes, when the task is not very demanding a...