Get as close to 31 as you can with a single suit - Aces are worth 11 and picture cards are worth 10 or make 3-of-a-kind for 30 points! Stop the bus if you think you're score's good enough, but be warned - whoever comes last loses a token! Lose them all and it's a long walk home!
Click the deck or waste to take a card then click a card from your hand to discard it. Stop the Bus before you discard a card if you think your score is good enough to beat your opponents!