Teachers won millions of pounds in compensation last year after accidents, injuries, assaults and discrimination at school, according to new figures.
Chris Keates from the teaching union NASUWT said a "zero tolerance approach is needed for violence and disruption in the classroom".
More top news
Urban Outfitters has apologised for a 'red-stained' sweater bearing the logo of a US university where four students were shot dead in 1970.
Edinburgh's poet laureate has offered some words of reconciliation as Scotland prepares to vote on independence in just two days' time.
Temperatures will be on the rise in the next few days, with highs of 25C in the sunshine by Thursday, but do not expect clear blue skies.