Bingo card S. Lowe contracted Columbia University professor Carl Leffler to create 6,000 random and unique Bingo cards. The effort is purported to have driven Leffler insane. Manual random permutation is an onerous and time-consuming task that limited the number of Bingo cards available for play for centuries. The calculation of random permutations is a matter of statistics principally relying on the use of factorial calculations. In its simplest sense, the number of unique "B" columns assumes that all 15 numbers are available for the first row. That only 14 of the numbers are available for the second row (one having been
Bingo America featured in the online store was an interactive DVD game by Imagination Entertainment based on the series' format, which was released at the time the second season premiered. The game plays similarly to the show, beginning with a "Bingo Draw" round. During this round, players attempt to be the first to earn a "Bingo" while accumulating points by correctly answering trivia questions. Once a player earns a "Bingo" the "Bingo Bonus Board" round is played. The winner of the previous round tries to add more points to their score by matching two hidden numbers; the round ends once the player