Description : 2 player password cracking battle game , cultivate logical reasoning and analysis ability , social level , coordination , and strategic thinking ability . This game requires 2 player , including decipherer of the password , design a set of passwords the password , decipherer begins to decrypt . attempt of the decipherer , should give corresponding prompts , decipherer will switch roles after obtaining the correct password after digital cracking . Black pegs represent the correct color and position of piece ; white pegs indicate that piece has the correct color but is placed in the wrong position . for children &# 39 ; grasp , carefully polished , rounded corners do not hurt kids hands . Specification : Material : Wooden , Rubber Size Chart : Game Board : 33 . 5x17x1 . 5cm / 13 . 19x6 . 69x0 . 59inch Package Includes : 1x Game Board 1x Cover Board 40x Hint Chess Piece 104x Game Chess Piece () Note : 1 . This is not infant toy , please take away from avoid eating . 2 . Please allow slightly error due to manual measurement . 3 . Due to between different monitors , the picture may not reflect the actual the item . 4 shopping !