Oh yes, Nitty Nora the bug explorer, remember her Petra.
Worse though were our trips to the local clinic to see the dentist, always women, remember the drill on a stand with belt whizzing round, on one occasion the woman put it just inside my mouth and ordered me not to move, she then went and stood in doorway with another women, watching me and laughing "till I started to wriggle out of the seat and she came over and slapped my legs. Another occasion they removed a tooth and it wouldn't stop bleeding and my older sister took me to the hospital and I had stitches in my gum,
Think it was all to do with new NHS. system and training new dentists.
Some of the teachers were I'm sure sadists, remember well not being able to write down a number, too many or not enough noughts and the Teacher, a Mr. Fry hit me lots of times on the palm with the edge of a ruler all the time looking at me to see the effect, I recall forcing myself not to cry -- Oh happy days of school!