Casino games are the games of chance you usually find in casinos. These days you can play many of these online too. And frequently with great graphics, and sometimes even live dealers whom you can follow via a video screen, too!
At online casinos you can often play for real money, but you can also play for fake play money if you want. This way you can play for free while still enjoying the thrill of the casino. You can play all kinds of games online, including roulette, blackjack, poker, slots, bingo, you name it!