It's hard to learn about sex (hehe). Your parents don't want to talk about it. Your teachers are contractually obligated to uncomfortably disclose a minimal amount of information. For most kids, learning about "the birds and the bees"comes down to movies and the imagination.
On a recent AskReddit thread, people are confessing the assumptions they had about sex that turned out to be ridiculously wrong, assuming they've left their computers to find out otherwise. Here are the funniest ones.
I thought you would feel the dick in your stomach....I was very relieved to find out that's not true.