The first player to accumulate 25 points is the winner. A player receives 5 points for a ZERO-IN plus 1 point for each of the books he plays. All players receive 1 point for each book they correctly play. All players receive 1 point for each book they receive from an opponent via a correct challenge even though that book is incorrect. The player with the largest book receives a bonus of 2 points.
Award points on the basis of the number of cards correctly played rather than scoring for books.