{"product_id":"girandola-killer-sudoku-sudoku-mania-9781704900520","title":"Girandola Killer Sudoku: 200 Hard 9x9 Killer Extra Region Sudoku","description":"The objective is to fill the grid with numbers from 1 to 9 in a way that the following conditions are met: Each row, column, and nonet contains each number exactly once.The sum of all numbers in a cage must match the small number printed in its corner.No number appears more than once in a cage. (This is the standard rule for killer sudokus, and implies that no cage can include more than 9 cells.)Girandola is an ordinary sudoku with one extra group of cells. This group must also contain digits 1 through 9\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Sudoku Mania\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1704900522\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781704900520\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Independently Published\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 11\/03\/2019\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 122\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.38lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.02h x 5.98w x 0.26d","brand":"Sudoku Mania","offers":[{"title":"Paperback","offer_id":44634619707647,"sku":"9781704900520","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_26d219d4-585b-4d13-9f9f-52325144c1dc.jpg?v=1703590128","url":"https:\/\/www.whiterainbookhouse.com\/products\/girandola-killer-sudoku-sudoku-mania-9781704900520","provider":"WR Book House","version":"1.0","type":"link"}