Stone-Jong - Version 1.0 Stone-Jong turns the classic Solitaire formula upside-down with its unusual gameplay, 3D graphics and 2 game modes. Match stones instead of cards to uncover a beautiful hidden picture. You will discover over 100 mind-challenging levels rendered in visually pleasing 3D environments. Try your hand and wits at One Side or Two Side Solitaire! In either mode, Stone-Jong will keep your mind sharp and improve your overall well being!