2 decks. Average. 2 redeals.
Heap Solitaire uses 104 cards (2 decks). Thirteen cards of alternate colors (7, 8, 9, 10, J, Q, K, A, 2, 3, 4, 5, 6) are dealt to 13 foundation piles (one card to each pile) at the start of the game. 23 tableau piles (four cards in each) are placed on the board. The last pile contains three cards.
The object of the game
To build the first 12 foundations up in color (black on black, red on red), until each pile contains eight cards, wrapping from Ace to King as necessary; To build the last foundation up in alternate colors to the King.
When you have made all the moves initially available, click on the empty stock pile to restack cards. During restacking all the remaining cards are gathered up, shuffled and dealt out onto tableaus with 4 cards in each. There are two redeals.