House of Cards
Description
Stack your cards carefully and build a house with playing cards.
Instructions
To build walls: click on 2 cards of the same suit or of the same value.
To build roofs: pick any card.
The walls need to be supported by pairs with equal or higher pair value or your house will collapse. Special pairs: Pairs with a value of 20 can be placed on top of any other pair (even lower values). A pair with value 21 can be placed anywhere and will strenghen the walls directly below.