I was convinced as a kid that babies came out of a woman's belly button. My cousin and I had it all figured out. The baby breathed through a tube through the belly button and when it was grown and ready to come out, it came out through the belly button!
A childhood belief about reproduction

others believed things like this
- I used to believe that when a woman was pregnant, she fed the baby with a tiny spoon through her belly button.— Marie
- I used to think that babies were made when you press your mums belly button.
Then a baby would fall out— Chris Hyndman - I used to believe that a woman gave birth by pressing her belly button and the baby popped out.
— Tasha K - When I was younger I thought that when a woman was pregnant she would feed her baby through her belly button!— Hennie
- I used to think that if i touched my belly button it would unfold and my belly would be inside out forever. Anon
- babies come out of your belly button— Kit