When I was 8 some girls at school told me that vaginas were poisonous and boys had to wear condoms or else they'd die.
A childhood belief about condoms

others believed things like this
- I used to believe that condoms were weared by girls and boys
both. And they both have penisAnon - When I was a kid I thought girls peed out of there vaginas...woops!— Greg
- I thought that the difference between girls and boys was that girls have teeth.
Anon - I used to believe all babies came out as girls and later on in life some of those girls turned into boys — Tom
- I used to believe that boys, gave birth to boys and girls gave birth to girls. How i'm so wrong now.— Sarah
- I used to believe that little boys grew up to be girls and little girls grew up to be boys. — Darin