I used to believe that in order to make a baby, the mutual exchange of urine between both partners into their respective genitals was necessary.
A childhood belief about getting pregnant

others believed things like this
- When I will little I used to believe that when you got married, you signed a contract to order a baby! LOL— Kriatina
- I used to think that in order to have a baby two people needed to kiss for 15 minutes with taking a breath. Anon
- My mom used to tell me that she the stork gave me to her in exchange for a pound of kroger salt.Anon
- As a youngster, my older brother told me that polish sausage was really the bull's genitals. — Ross
- I used to believe the show Law and Order was a gardening show called Lawn and Order.— Adriana
- When I was little I thought that my urine was stored in my scrotum until I needed to wee.— Bryan