and the reality is that this is true where it's not just adults who play slots and dice, many children also don't really understand what they're playing, they're only interested in the spins and get excited if there's a jackpot.
Black roulette appear to be famous and mostly played in the casino, due to its simplicity and the need for critical thinking in the game, anybody with no much experience can play roulette games, and win. Between have you seen kids playing slots anywhere? aren't there some restrictions for the underaged?