Bingo’s heart remains the same: matching numbers on cards to complete patterns....

https://ace-wiki.win/index.php/Why_Does_Bingo_Work_in_Both_Physical_and_Digital_Formats%3F

Bingo’s heart remains the same: matching numbers on cards to complete patterns. What’s changed is where we play. Once a social gathering in halls filled with chatter and shouts, bingo now fits in your pocket, played on screens anytime, anywhere