Power struggles, knives, attacks: Headmistress complains to “Lanz” about conditions in German schools. Can cell phones even be banned or at least restricted? Or wouldn't strengthening media literacy make more sense? Markus Lanz discussed possible solutions with his guests on April 4th.

The students at her school come from around 40 nations, and six or seven different languages ​​are spoken in one class. Children often bring knives with them, often for protection on public transport.