When I was in primary school a friend told me that the lady teachers had different toilets to us because they got these strange things called "pyramids".
A childhood belief about periods

others believed things like this
- I used to think that in public toilets, the cleaning lady actually lived in the supply cupboard.Anon
- I believed that our teachers lived at school. They were teachers--they had no reason to leave :)(Anon
- When I was at primary school I used to believe you could only marry someone who was the same height as you!— Lucy
- When I was at primary school I thought you had to be at least 18 to swear.— Mike W
- when i first started school i thought the teachers lived in the school and slept on the tables.— emma
- i used to believe that if i wasn,t at school the teachers would expell me from that school!!— sciver