A boy armed with a crossbow and a knife has killed a teacher at a school in Barcelona, Spain.
A young boy has been arrested after a number of parents at a Wolverhampton school complained of their children being stabbed with a diabetes finger-prick pen.
Two Welsh schoolgirls have been arrested on suspicion of plotting to murder their teacher.
A 15-year-old schoolboy has been charged with the murder of a teacher who was stabbed to death at a school in Leeds.
A female teacher has been stabbed to death by a student at a school in Leeds.