My biology teacher in junior high was teaching us about the female reproductive system, and found it the right time to mention the hymen. He told us that there was a small hole for period blood and PEE to get through! U'd think that a fifty-something teacher would know there're two holes...
A childhood belief about periods

others believed things like this
- I used to believe that the babys born in the back part of your body and not in the reproductive system.Anon
- My teacher held out a hand to say, "stop" but I thought she wanted a high-five.Anon
- When I was in kindergarten, I used to believe that they locked the teacher's in the teacher's lounge at night.Anon
- Until junior high school, I thought Monty Python was a wrestler.— Jamie
- HA! I used to think when you got your period, you would just pee blood...I wish it was like that...if only.Anon
- I used to believe period blood came from the nipples. I thought that was what "padded bras" were for!!Anon