Free solitaire card games you can play in your Web browser including Klondike solitaire, Pyramid Aces Square Solitaire new! Forty Thieves Solitaire. Forty Thieves Solitaire - one of the most challenging and skillful solitaire games that you can find. Summary. Forty Thieves (a.k.a " 40 Thieves ") is a challenging game of skill that has become quite popular in recent years. The game is most likely of French Win Percentage : 5%. Try to get all the cards to the 8 foundation piles. Forty Thieves will require your concentration and a considerable amount of attention to play it. But we are looking into providing other variations since it is so popular. Startseite Spielekategorien Freecell Tripeaks Klondike Pyramide Spider Kartenspiele Solitär Downloadspiele 0. Neon Spiele Wimmelbild Spiele Plattform Spiele Mahjong Spiele Knobelspiele Tower Defense Mehr Spiele-Klassiker 3 gewinnt Spiele.