Age : 3+

Size : 23x17x4cm

As a long popular digital puzzle game, Sudoku originated from Switzerland in the 18th century. The player infers the numbers in all remaining spaces according to the known numbers on the chess board, and ensures that the horizontal and vertical numbers do not repeat. The game logic of Sudoku is simple, and the number arrangement is everchanging, which can significantly exercise observation, concentration, reactivity and logicality.