HEXADEDRON WORLD-FLAG PUZZLE Our patented hexahedron World-flag puzzle uses a puzzle set of 227 pieces and each of them resembles the flag of a specific country or region from the 5 great continents on the earth. Flags from the countries on the 5 great continents are represented on the sides of the hexahedron and each piece of the puzzle is coded with the initials from the names of the countries as clues. Our "cubic-like" hexahedron World-flag puzzle can be rotated in 360 degrees with a unique magnetic adhesive game board system with built-in metal panels. To solve Hexa Puzzle, just drag the CORRECT pieces of different flags according to the "code". When you are enjoying doing the puzzle, you can train your cognitive function and also learn all the flags from the world.