T hese quizzes are about the basic adult things everyone should know, but school didn't bother to teach us. We may never know how to balance a checkbook, but at least we know the Pythagorean Theorem.

Merry quizmas! It's December, which means it's time for non-stop quizzes, whether at your work party, your family get-together or at the pub on a Sunday night with your pals. But if you're in charge ...