when i was young (in about 1st or 2nd grade) i used to think that girls bled out of their nipples because i heard one of my older friends talking about bleeding.
A childhood belief about periods

others believed things like this
- When I was little I thought that only little girls had nipples, and they went away when you grow up. — Cutie
- when i was really young, i couldn't figure out why i can't get older than my older sister.— angela
- when I was a kid, I used to believe that only girls could be my friends and all other boys were my brothers.
— rajat - I used to believe that if you bled to death, you'd get flat!— Lisa G
- When I was in sixth grade I thought that "oral" sex meant talking about sex.— Duh
- I used to believe that if you bled to death your body would be flat.— -G