Isbn: 9787802514294 - 【包邮】锻炼小学生专注力的数独游戏 (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 250 Publisher: Jincheng Press Pub. Date :2010-6-1. Contents: Chapter puzzle and solution. the fourth-order (4 4) regular Sudoku chapter. the fourth-order (4 4) number of independence of the central four grids Chapter III. the fourth-order (4 4) diagonal Sudoku Chapter IV. the fifth-order (5 5) Sudoku Chapter V. the fifth-order (5 5) diagonal magic square Chapter VI. the fifth-order (5 5) classical magic answer cube.…