"Nowadays, most slot machines have multiple pay lines. You choose how many lines to play and how much to bet on each, but you must bet at least one coin on each line to activate it or winning that line won't count."

"Roulette seems incredibly simple

"When all the bets are placed, the dealer spins the wheel as a rubber flapper at the top flaps between the different stops. Whichever stop the flapper rests on when the wheel stops wins."

"Video slot machines don't have the pay table displayed on the front. Instead, you should take a look at the help screen before you start to study the winning combinations and the bonus games, if offered."

"Modern video keno can trace its roots all the way back to ancient China, where a lottery-style game called 'white dove' was used to finance the army during times of war and hardship."