Match your wits against the pros! See the plays--learn the decisions every pro coach, player and official must make STUMP YOUR FRIENDS! This is a trivia game that covers the rules and plays in American football. It's not your typical sports trivia game that covers players, teams, and records. So although published in 1970, most of the questions remain valid. A few are off due to rules changes to the game. This is one of a series of triva games branded "edu-cards" and protected by patent #3154863.