Integer Chess consists of five powerful games played on the coordinate plane. Players plot points and move along the lines as they try to arrange five pawns in a row. Implementing strategies challenges beginners and masters alike. Understanding of important algebraic concepts grows through play. The basic game and its variations—Capture, Refuge, Hide and Seek, and Treasure Chest—provide intriguing settings for developing competence in graphing and making vector-like moves on the coordinate plane. For 2-4 players.