HOW TO WIN - The object of the game is to create a stack of cards in order from lowest to highest. You win if you finish before your opponent.

GAME SETUP - The Stackomania deck has 100 cards. The cards are numbered from 1 to 100. You and your opponent each begin with a stack of 10 randomly selected cards. There is a card face up on the Discard Pile. The remaining cards are face down on the Draw Pile.

TAKING YOUR TURN - When it's your turn, you can take the top card from the Discard Pile and use it to replace 1 of the cards in your stack, or uncover the top card on the Draw Pile and (if you want it) use it to replace 1 of the cards in your stack, or exercise any play option that is available.

PLAY OPTIONS - You can change the game by selecting any combination of the following play options. Stackem - You play with a stack of 20 cards instead of 10. Backem - You can win with a stack in order from highest to lowest or with a stack in order from lowest to highest. Placem - You place your cards in your stack, instead of getting them dealt to you. Switchem - You can swap the positions of 2 cards in your stack. You can do this once at the beginning of the game. Smackem - You can swap the positions of 2 cards in your opponent's stack. You can do this at any time during the game, but only once. Takem - You can take 1 of your opponent's cards in exchange for 1 of your cards. You can do this at any time during the game, but only once. Random - You play with a randomly selected combination of the play options. You can change the odds of each option being selected by using Advanced Settings under the Options menu.

OPPONENTS - You can play Stackomania against the computer. You can also play over the internet against a human opponent.

LEARN MODE - When Learn Mode is on, you can see your opponent's cards throughout the game. Playing against the computer with Learn Mode turned on is a good way to learn how to play Stackomania.