THE BLACK BOX PUZZLE ( 7 Pc Puzzle ) Explore over 200 forms with 7 magnetic puzzle pices. This is an ancient puzzle, which is designed to develop creativity and imagination among children. How to Play is explained in Puzzle Handbook "Challenges and Its Solutions" that consists of shapes and solutions on how to achieve these shapes. Rules: All the 7 pieces must be used to form a shape. Each piece must be placed next to another. There must be no overlapping of pieces. How it Helps: This puzzle is helpful for children to identify shapes and the concept of area. The handbook provided guides through the ways to achieve different shapes. Contents Included: 1 Magnetic playing board 7 Magnetic puzzle pices 1 puzzle handbook