2 Decks. Hard (2%). Mostly Skill.
To move all the cards to the .
|•||8 piles (across top, each side) - build from Ace to King.|
|•||8 piles (below ) - build . Only one card at a time may be moved. Spaces may be filled by any card. At the start of the game 1 card is dealt to each pile.|
|•||2 piles (the backbone) - no building. Top card is available for play on the or . At the start of the game 11 cards are dealt to each pile and another card is placed on top of both piles.|
|•|| (bottom center, face down) - turn over 1 card at a time to the by clicking. No .|
|•|| (next to ) - top card is available for play on the or .|
Backbone is a game of Victorian origin.