13. Being made to climb up the ropes was the scariest part of PE lessons.

14. And there was always some badass who got shouted at by your teacher for breaking this rule.

15. There was no pain greater than trying to vault over one of these and smashing your knees into it.

16. Obviously apart from the pain of landing on a pile of these.

17. But if you hurt yourself, a wet paper towel and a rubber glove filled with ice cubes could cure all of your medical problems.