Casino slots are all about spinning reels. A player is required to choose a currency plus the amount of money to put at stake. Then they press the spin button and wait for the results. There are many forms of online slots, but they are all based on luck. Original slot machines had 3 mechanical wheels, but today, the game has stepped up a notch higher, coming with a computerized system of random number generation. Anyone who loves playing slots should understand how they work. With this knowledge, they can pick the best games and make the most out of their bankroll without losing too much.