Specification Material: Plastic Color: Colorful Item size: 15.5*2.7*35cm Code gear size: length 8cm heigh 3.5cm Packing list: 1 * Board game Testing your code cracking ability is a logic challenging and deductive game. Can you crack the password in ten steps or less? Can you create unbreakable code? With sales in excess of 55 million units, it's an excellent strategy game. . . And one of the most popular games in the world. It is easy to learn and use, and there are more than 2,000 possible codes each time a secret code is set differently. Then try to match the code using logic, inference, and even a little luck. After each move, the code maker gives clues to the code breaker. Make the code more flexible by using multiple nails of the same color or leaving one or more nail holes empty. With so many possible code combinations, every game is guaranteed to be a puzzle. All components of this brain game can be saved on the game board. 2 players, ages 8+, the winner is the true master.