Rule of sixes dating
Two decks, forty cards in the tableau, eight foundation piles, building down in the same suit. Often it feels like nothing is happening for a long time, and then the game works out after all. This deck compression game was once known as "Idle Year" because it was believed that you could play for a year without winning, but players have now discovered strategies that make it possible to win almost every game.
Starting with one card in each column, build sequences down by alternate color. When the deck is empty, gain a reserve area you can waive a stack of cards into.
Only actual cards give you more flexibility, and you don't want to use those. Does manual shuffling make solitaire games play differently than the full randomization normally used in computer games? Tired of getting stuck in deal loops when playing Canfield and Klondike?
The secret to winning is to get extremely lucky before you abandon the game out of shear boredom or to play a more skill-dependent variation like Sir Tommy instead.
A simple game of luck and skill where you move cards one at a time, stacking regardless of suit.
The five tableau piles are supposed to be arranged in a cross with the foundation piles in the four corners, but Politaire is still too stupid to do that.
Ephemeral Free Cell is like standard Free Cell, except that one of the cells will vanish after it's first use. You can experiment with different numbers of ephemeral cells.
This variation of Grandfather by Thomas Warfield adds difficulty by reducing the number of tableau piles, and adds strategy by eliminating the automatic filling of empty spaces, but it's still a pretty easy game.