This is a game that anyone who has or has a PC should definitely know, Microsoft Solitaire. You can now also play it here. Lots of fun!

Play Klondike, Spider, Freecell, Pyramid and TriPeaks. Plus daily challenges. Solitaire remains the most played computer game of all time, and for good reason. Simple rules and clear gameplay make it easy for everyone to pick up.

Klondike: This version is the timeless classic that many people just call "Solitaire". Spider: Eight columns of cards await your attempts to clear them with the fewest moves possible. Freecell: Use four extra cells to move cards around as you try to clear all cards from the table. Pyramid: Pair two cards that add up to 13 in order to remove them from the board. TriPeaks: Select cards in a sequence, either up or down, to earn points and clear the board.