Like many others the wooden chalkboard eraser was the weapon of choice at Llantwit comp.
Additionally the ruler across the knuckles or being lifted by your hair were alternatives in the classroom.
Then there was the cane which was administers by the deputy head who had a fearsome reputation.
We thought we were hard done by until a couple of Scottish lads arrived and told us all about the strap.
Now that sounded truly medieval.