Sudoku is a kind of figure riddle, originated from the 18th century Switzerland, developed in the United States, and prosperous in Japan. Now, its popular in all over the world. This kind of games can attract the kids and train their observation and reasoning ability, so its the best way of concentration training. This book selects a series of Sudoku games from easy to difficult degree, to train the childrens logic reasoning and innovative thinking. The links of passing barrier and PK will enhance their interest of reading.
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Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2012 08 Pages: 123 Language: Chinese in Publisher: Jiangsu Education Publishing House number alone is a digital puzzle. Switzerland originated in the 18th century. after the United States to develop and flourish in Japan. Today. Sudoku has swept the globe. The Sudoku disk JiuGongTu each palace is divided into nine small grid. In the 81 cell. given a certain known number required to fill in other spaces 1-9. 1-9 each number only appears once in each row. each column and ea. Seller Inventory # CD008354