When I was 10 I had my first period- this was a year or so before the big talk at school so I remember being a little scared and thinking, "Crap! I BROKE IT!!!" I decided not to tell anyone about it for some time.
A childhood belief about periods

others believed things like this
- I used to think that girls' anuses were green. I remember thinking that as late as high school.— Jack
- I used to believe that when people broke bones, doctors would give them a new part of the body they broke. — Kelly
- I used to think that your birthday changed every year, and that your parents just decided what day it was.— Daniel
- I used to believe that if you broke your arm, it broke off. And that if you got shot, you automatically died.— Mary Beth
- I thought that when you broke a bone, it broke completely off.— gin
- I thought that 1983 went on for 3 years - had to ask my sister who decided how long a year lasted.— Sally