One in five secondary teachers say pupils in their schools have protested in the past fortnight over issues such as skirt lengths and toilet policies.
Schools Week has seen social media videos of youngsters pushing shopping trolleys into closed school doors, children climbing over fences with others staging mass walk-outs.
Police were called to several schools after protests this week and last, with one force issuing a dispersal order.
New Teacher Tapp figures, shared exclusively with Schools Week, reveal that 20 per cent of teachers reported being aware of protests in their school.
