"Although roulette has a relatively high house edge, you can play for longer because an average table only sees about thirty spins an hour, compared to sixty games an hour for blackjack."

"In the early 20th century, slots were made illegal. To get around this, slot machines were made to look like vending machines and players would actually get sticks of gum every time they played."

"Usually, a roulette table will have two different balls of slightly different sizes. Dealers can choose which to use based on which is more comfortable. The size of the ball does not affect the outcome."

"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."

"The most confusing type of slot machine are the 'Buy-a-Pay' machines. On these, the payout for wins is based on how much you bet, where playing anything other than max coins doesn't make sense."