when we were little, my cousin and i determined that parents only had sex one time and the number of babies they had depended on the length of time they had sex. therefore, we determined, my parents had sex longer than her parents, because my parents had 3 children and hers only 2.
A childhood belief about reproduction

others believed things like this
- Ironically my parents were born on the same day; so growing up, I thought all parents had the same birthdays. Anon
- I used to think that if you met your parents' boss, your parents would be fired!! AAAAAHHHHHHH!!!— Spoot
- that when I grew to be an adult my parents would be children.— Rainbow
- i used to think only children whose parents don't want them anymore goes to childcare centre.— Long long ago
- When I was 6 I used to believe my parents were watching me at school on TV. It explained a lot at the time!— opinionata
- i used to believe that parents pooped out babies in the toilet. — nicole