If you think the MIT blackjack team was a laid-back after-school club that enjoyed a good card game, you're wrong. Blackjack master Bill Kaplan. Blackjack rules are fairly similar worldwide — with a few variations. Sometimes a small placard sitting on the table indicates where the casino stands in regard to. Select offline play if you learning to play with friends or at a land based casino. Select online play if you want to learn how to play blackjack at an online casino.