FreeCell Rules Popular favourite which is 99% skill.
Klondike Rules Classic solitaire - One or three cards flipped from stock at a time. (Note - new option to flip 3 cards.)
Yukon Rules Similar to Klondike but all cards dealt initially and can move cards even if not in sequence.
Eight Off Rules Good variation of FreeCell with eight free cells but you must build down in suit.
Addiction Rules Different type of solitaire. All deals solvable. May get you addicted.
Spider Rules New! Challenging but popular solitaire. Three difficulty levels.
Scorpion Rules New! Fun solitaire, mixture of Spider and Yukon. Three difficulty levels.
Flower
Garden
Rules New! Play any of the sixteen cards in reserve. Plenty of skill involved.