Katamino is a building game that helps children to understand basic geometric concepts as well as spacial awareness. It is a solitaire puzzle game with quick rounds for players of all ages and skill levels. Includes activity guide filled with puzzles and activities for children (as young as age 3) and special 2-player game cards which have an easy and hard side. . . Allowing two players with different age/skill levels to compete in head-to-head matches with a mild handicap for the stronger player.