putting drawing pins on chairs and getting the whole class to hum in a flat tone are just some of the classic ways pupils have antagonised teachers for decades. And the worst culprits? They become teachers, of course.
Teachers on The TES online staffroom admitted to a multitude of impish pranks as pupils, including leaving empty whisky bottles on the desks of alcoholic staff and putting porn magazines into teachers' briefcases along with book security tags, so they set alarms off in the school library and had to empty out their bags.
"Sashariama" wrote: "I set fire to an RE student teacher's advent wreath during class. To be fair, I did try to tell her, but she told me to be quiet. She was being observed by her college mentor, a nun, who had to intervene with a glass of water. I became an RE teacher, for my sins."