After playing doctor with a neighbor girl I observed the anatomical differences between the genders. I remember thinking that a girl's vagina was like a secret pocket and that it would be a great place to hide cookies. Lol, decades later I mentioned this to my wife and she said I was gross.
A childhood belief about rude bits

others believed things like this
- My neighbor girl told me that "crazy men can have babies"— Russ
- My Sister Once Said That Polly Pocket Was A Real Girl That Got Shrunk To Doll Size And Turned Into A Doll.— Jamie
- When I was a little girl, I thought all babies came from 'China' (a Vagina)— Lainie
- I remember thinking that the "Nude Furniture" store was some sort of naughty place. — Texas Rocky
- When I was younger, I saw Madonna's video for "Material Girl". I thought she was singing "I'm a Cheerio Girl"!— Greg
- I used to believe that the words to Michael Jacksons "Liberian Girl" were "librarian girl".— Paul