These include slots, craps, blackjack, roulette, keno, video poker, let it ride, caribbean poker, baccarat, Pai Gow, and so on. It depends on the software being offered but the trend is to provide a complete suite of games. Yes, many casino sites will let you download their software suite, free, and play at home for fun as long as you want. Click here to download one of the best around. The games work virtually the same way as in 'reality' casinos.
Online casinos work the same way.
They are programmed to payout a certain percentage of the amount played over time. Playing video poker at a casino in front of a video display is the same as playing at an online casino in front of your own monitor. Roulette uses a random number generator to produce a winning number. This is designed to eliminate card counting. As real casinos move to electronics, and online casino software becomes more realistic, the only difference the user will notice is where the game takes place.