{"product_id":"frame-sudoku-200-hard-dart-veider-9798640756852","title":"Frame Sudoku - 200 Hard to Master Puzzles 9x9 (Volume 7)","description":"\u003cb\u003eSudoku\u003c\/b\u003e (also known as \"\u003ci\u003eNumber Place\u003c\/i\u003e\") is a placement puzzle.\u003cbr\u003eThe puzzle is most frequently a 9 x 9 grid made up of 3 x 3 subgrids (called \"regions\"). \u003cbr\u003eSome cells already contain numbers, known as \"givens\". \u003cbr\u003eThe 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.\u003cbr\u003eEach number in the solution therefore occurs only once in each of three \"directions\", hence the \"single numbers\" implied by the puzzle's name. \u003cp\u003e\u003c\/p\u003e\u003cb\u003eFrame Sudoku\u003c\/b\u003e (also known \"\u003ci\u003eOutside Sum Sudoku\u003c\/i\u003e\") consists of an empty grid. Numbers in the outside frame equal the sum of the first three numbers in the corresponding row or column in the given direction. \u003cp\u003e\u003c\/p\u003eThe puzzle book contain: \u003cbr\u003e- 200 Puzzles\u003cbr\u003e- Handy 6 x 9 inch Book Layout\u003cbr\u003e- 2 Puzzles per Page\u003cbr\u003e- Ideal for Experts \u003cp\u003e\u003c\/p\u003eIn the book you will find a description and examples of solutions for all puzzles.\u003cbr\u003eThe book is for those who like logic and math problems. Decide, developing and improving.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Dart Veider\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 8640756856\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9798640756852\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Independently Published\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 04\/27\/2020\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 138\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.43lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.02h x 5.98w x 0.30d","brand":"Dart Veider","offers":[{"title":"Paperback","offer_id":46685724901631,"sku":"9798640756852","price":7.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_c1a47691-6dca-4cb1-8418-d5c64a4c3347.jpg?v=1741726576","url":"https:\/\/www.whiterainbookhouse.com\/products\/frame-sudoku-200-hard-dart-veider-9798640756852","provider":"WR Book House","version":"1.0","type":"link"}