Well this is quite embarrassing but right up to the age of 16 i thought twins were concieved by having sexual intercourse again when ur already pregnant
A childhood belief about getting pregnant

others believed things like this
- In my second grade class everyone thought that sexual intercourse was "TALKING DIRRTY".— Israel Bliss
- i always thought twins had the same name as each other— Elle
- When I was first told about intercourse, I didn't believe it. How could peeing inside a girl make a baby?— Art
- i believed if you had sex twice in a row you would have twins— dona
- I used to believe that twins were always identical.Anon
- My friend used to think that having a threesome would mean you would have twins.— Yank