{"product_id":"diagonal-sudoku-puzzle-books-dart-veider-9781695011854","title":"Diagonal Sudoku Puzzle Books - 400 Easy to Master Puzzles 9x9 (Volume 3)","description":"\u003cb\u003eDiagonal Sudoku\u003c\/b\u003e also called \u003ci\u003eSudoku X\u003c\/i\u003e. \u003cp\u003e\u003c\/p\u003eThe puzzle is a 9x9 grid made up of 3x3 subgrids (called \"regions\").\u003cbr\u003eSome cells already contain numbers, known as \"givens\". \u003cp\u003e\u003c\/p\u003eThe goal is to fill in the empty cells, one number in each, so that each column, row, region and diagonal contains the numbers 1 through 9 exactly once. \u003cp\u003e\u003c\/p\u003eEach number in the solution therefore occurs only once in each of three \"directions\", hence the \"single numbers\" implied by the puzzle's name.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Dart Veider, Dmytro Khomiak\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1695011856\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781695011854\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Independently Published\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 09\/22\/2019\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 240\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.72lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.02h x 5.98w x 0.51d","brand":"Dart Veider","offers":[{"title":"Paperback","offer_id":44126250893567,"sku":"9781695011854","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_d0d3e7dc-cabd-4657-b514-984addc1ea76.jpg?v=1687447114","url":"https:\/\/www.whiterainbookhouse.com\/products\/diagonal-sudoku-puzzle-books-dart-veider-9781695011854","provider":"WR Book House","version":"1.0","type":"link"}