{"product_id":"500-sudoku-puzzles-hard-and-jared-frost-9781943828319","title":"500 Sudoku Puzzles, Hard and Very Hard: Brain Gym Series Book","description":"Put your brain through it's paces with this Brain Gym book of 500 Sudoku puzzles, containing 250 hard difficulty and 250 very hard. We exercise our bodies but our brains need a workout too  Sudoku helps keep your brain healthy and functioning well. Challenge yourself to finish all the puzzles without cheating  This book contains solutions to all the puzzles. 178 pages, 4 puzzles per page. 8.5 by 11\".\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Jared Frost\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1943828318\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781943828319\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Fat Dog Publishing, LLC\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 06\/04\/2016\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 180\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.95lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 11.02h x 8.50w x 0.38d","brand":"Jared Frost","offers":[{"title":"Paperback","offer_id":43991254663423,"sku":"9781943828319","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_5e968d2d-b8b2-4862-90a6-6beed84b0100.jpg?v=1683309285","url":"https:\/\/www.whiterainbookhouse.com\/products\/500-sudoku-puzzles-hard-and-jared-frost-9781943828319","provider":"WR Book House","version":"1.0","type":"link"}