Contestants' knowledge is tested with 13 true-or-false trivia questions but with a cunning twist: Just how well do they know what they know ... and, just as importantly, how well do they know what they don't know? If they can accurately predict how successfully they've answered 13 questions, they could take home a $1 million cash jackpot.
Episodes
Season 1
Media
Backdrops and posters from the title's official gallery
