when i was young i was always of the belief that a girls bum ran all the way to the front. I came to this conclusion after seeing my friends baby sister being changed. And it wasn't until a 2nd grade argument with a girl that i was told that it wasn't the case and all boys' problems were they had deformed third legs
A childhood belief about rude bits

others believed things like this
- When I was 5 I thought that baby boys came from men and baby girls came from women...— Gaz
- I used to believe that men had baby boys and women had baby girls.— Janis Smith
- when I was a kid, I used to believe that only girls could be my friends and all other boys were my brothers.
— rajat - When I was a little girl, I believed that all cats were girls and all dogs were boys. :)— Mary Ellen
- when i was very little, i thought that all girls must do ballets, and that i was lucky who wasn`t forced to. — little miss from norway
- Until I was five, I used to think that women gave birth to baby girls and men gave birth to baby boys— Cassidy K