Blackjack has the best odds of winning, with a house edge of just 1 percent in most casinos, Bean said. Plus, you are playing against only the dealer, not hooded poker champions.

The truth is that there is no trick to slot machines. They provide random results based on set mechanics and it all comes down to luck. With that being said, not all games are the same, so picking the right options is key, and you can still change the size of the bet throughout the session for better results.