San Marino

Object
To discard all the cards in pairs.

Rules
- 16 piles arranged in a 4x4 square - discard pairs of cards of the same rank that are on the same line horizontally or vertically (to discard a pair, drop one of the cards on the other).
- stock (left, face down) - condenses the whole tableau and deals 1 card to each empty tableau by clicking.

Suits Me

Object
To discard all the cards except Aces in pairs.

Rules
- 16 piles arranged in a 4x4 square - discard pairs of cards of the same suit that are in the same row horizontally or vertically (to discard a pair, drop one of the cards on the other). Aces are not discarded.
- stock (left, face down) - automatically fills empty piles in tableau. Click on empty stock to redeal tableau piles.

Monaco

Object
To discard all the cards in pairs.

Rules
- 25 piles arranged in a 5x5 square - discard pairs of cards that add to 15 that are adjacent to each other, either horizontally, vertically, or diagonally (to discard a pair, drop one of the cards on the other). Discard Aces singly, by clicking on them.