I think I was around 10. My curiosity was just beginning to awaken. And then it came to me. In a flash of insight I saw how sex was performed. A man takes his finger and places it into a womans belly button. Knowledge is power!
A childhood belief about sex

others believed things like this
- I used to believe that babies came out of a womans belly button.Anon
- I used to believe that If I stuck my finger really far inside of my belly button I could touch my insides.Anon
- I used to think I had the special power of being able to smell things with my finger.— Pablo
- I used to think that if i touched my belly button it would unfold and my belly would be inside out forever. Anon
- I used to believe that my grandpa had a special power that made him fart each time I pulled his finger. — confused
- i used to believe when you had a baby it would come out of the belly button— cortni