{"product_id":"texas-jigsaw-killer-girandola-sudoku-sudoku-mania-9781705447574","title":"Texas Jigsaw Killer Girandola Sudoku: 200 Hard 9x9 Irregular 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 9 Irregular regions 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 1705447570\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781705447574\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\/04\/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":44067771810047,"sku":"9781705447574","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_5e9ed9c6-1fed-4bff-ac6d-d1255753722b.jpg?v=1685415234","url":"https:\/\/www.whiterainbookhouse.com\/products\/texas-jigsaw-killer-girandola-sudoku-sudoku-mania-9781705447574","provider":"WR Book House","version":"1.0","type":"link"}