{"product_id":"when-you-are-ready-to-puzzle-comet-9781683218982","title":"When You are Ready to Challenge Your Brain Medium to Hard Sudoku","description":"So you've been doing medium Sudoku puzzles for quite some time? Then increase the challenge with difficult Sudoku puzzles. Playing helps you to increase your sense of time and you can apply this to your regular job. The game will train you to make a decision and to act on that decision with less hesitation. Grab a copy now!\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Puzzle Comet\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1683218981\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781683218982\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Puzzle Comet\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 07\/21\/2016\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 108\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.34lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.00h x 6.00w x 0.22d","brand":"Puzzle Comet","offers":[{"title":"Paperback","offer_id":48485839929599,"sku":"9781683218982","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_8f2b483e-3fd1-4561-a4b0-3680e3ff7d5d.jpg?v=1778051955","url":"https:\/\/www.whiterainbookhouse.com\/products\/when-you-are-ready-to-puzzle-comet-9781683218982","provider":"WR Book House","version":"1.0","type":"link"}