If you think you can stump the opposite sex with a question about yours, put it down. Questions can be anything from clothing to baseball, make-up to trucks, or what ever any thing goes. See if you can answer some about yourself, but don't cheat!
if they are girls ask them if they would rather be boys and why
if they are boys, ask them if they would rather ge girls and why
look at them funny.
so they will answer you with what they think you want to hear and of course you have really no game plan except to make them uncomfortable.