{"product_id":"9781661297930","title":"Sudoku X - 200 Easy Puzzles 9x9 (Volume 10)","description":"Sudoku X (also known as \"Diagonal Sudoku\") is a placement puzzle. In this sudokus main diagonals also contain the digits 1 through 9. About Book This book introduces you to the amazing world of Sudoku X puzzles. It will help you understand the rules of this puzzle. This book is perfect for players of all skill levels and ages. You will find 200 exciting puzzles, both for beginners and for professionals. HOW TO PLAY It is a 9x9 grid, partially divided by black cells into compartments. The puzzle is most frequently a 9x9 grid made up of 3x3 subgrids (called \"regions\"). Some cells already contain numbers, known as \"givens\". The goal is to fill in the empty cells, one number in each, so that each column, row, and region contains the numbers 1 through 9 exactly once. Main diagonals also contain the digits 1 through 9. Each number in the solution therefore occurs only once in each of three \"directions\". \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e| \u003cb\u003eAuthor: \u003c\/b\u003eMichael Brown\u003c\/li\u003e\n\u003cli\u003e| \u003cb\u003ePublisher: \u003c\/b\u003eIndependently published\u003c\/li\u003e\n\u003cli\u003e| \u003cb\u003ePublication Date: \u003c\/b\u003eJanuary 15, 2020\u003c\/li\u003e\n\u003cli\u003e| \u003cb\u003eNumber of Pages: \u003c\/b\u003e52 pages\u003c\/li\u003e\n\u003cli\u003e| \u003cb\u003eLanguage: \u003c\/b\u003eEnglish\u003c\/li\u003e\n\u003cli\u003e| \u003cb\u003eBinding: \u003c\/b\u003ePaperback\u003c\/li\u003e\n\u003cli\u003e| \u003cb\u003eISBN-10: \u003c\/b\u003e1661297935\u003c\/li\u003e\n\u003cli\u003e| \u003cb\u003eISBN-13: \u003c\/b\u003e9781661297930\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Independently published","offers":[{"title":"Default Title","offer_id":49197673349425,"sku":"9781661297930","price":13.26,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0798\/8215\/8385\/files\/41DyNSqDItL__28451_b09d4c48-4b6f-426a-ae8f-b7c660882344.jpg?v=1716834494","url":"https:\/\/www.recomparo.com\/es\/products\/9781661297930","provider":"ReComparo.com","version":"1.0","type":"link"}