{"product_id":"medium-sudoku-killer-puzzles-book-alena-gurin-9798699082421","title":"Medium Sudoku Killer Puzzles Book for Adults: 250 Medium Sudoku For Intermediate Players","description":"250 excellent puzzles 9x9 at the level of Medium. All riddles have only 1 solution. 2 puzzles per page.The font size is correct, you will not have to strain your eyes when solving puzzles.High quality paper and print (all puzzles read well, easy to write with pen and pencil without worry of bleed-through). Killer Sudoku is based on the original Sudoku grid, with the same rules and numbers-1 to 9, but with an added mathematical challenge.The only difference is the killer sudoku: additional numbers are given - the sums of values in groups of cells. The numbers contained in the group cannot be repeated.This variant also called \"Sums Sudoku\", \"Sums Number Place\", \"Samunamupure\", \"Kikagaku Nampure\".\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Alena Gurin\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 8699082428\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9798699082421\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Independently Published\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 10\/17\/2020\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 152\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.47lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.02h x 5.98w x 0.33d","brand":"Alena Gurin","offers":[{"title":"Paperback","offer_id":46173050994943,"sku":"9798699082421","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_5075bb51-ac99-457b-94d1-3e574d4c798b.jpg?v=1727179842","url":"https:\/\/www.whiterainbookhouse.com\/products\/medium-sudoku-killer-puzzles-book-alena-gurin-9798699082421","provider":"WR Book House","version":"1.0","type":"link"}