{"product_id":"the-nastiest-sudoku-book-ever-9781402780158","title":"The Nastiest Sudoku Book Ever","description":"Only diehards need apply! These incredibly difficult sudoku are made to challenge even the most expert solver...and strain their brains to bursting. Each puzzle requires upper-level strategies that have been honed to perfection from regular practice. Designed by powerhouse sudoku creator Frank Longo, theyll have dedicated fans tearing their hair out-and loving every moment.\u003cbr\u003e\u003ci\u003eThis is a bind-up of books 2, 3, and 4 our four-part\u003c\/i\u003e Absolutely Nasty \u003ci\u003esudoku series\u003c\/i\u003e.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAbout the Author\u003c\/b\u003e\u003cbr\u003eFrank Longo is a freelance puzzle creator who lives in Hoboken, New Jersey. He has had more than 3,000 puzzles published since 1993 and written many books for Sterling, including \u003ci\u003eMaster Ninja Sudoku\u003c\/i\u003e, \u003ci\u003eBeyond Black Belt Sudoku\u003c\/i\u003e, and \u003ci\u003eBeach Blanket Sudoku\u003c\/i\u003e, as well as crossword books. He is known for being able to produce sudoku that are diabolically difficult, yet fair, requiring the solver to use advanced techniques not found in typical newspaper and magazine puzzles.\u003cbr\u003e\u003cbr\u003e","brand":"Puzzlewright","offers":[{"title":"Default Title","offer_id":50645519761682,"sku":"9781402780158","price":13.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_f8c9f60e-d776-4aba-8a55-3432eb59e2d5.jpg?v=1733154499","url":"https:\/\/surprise-castle.myshopify.com\/products\/the-nastiest-sudoku-book-ever-9781402780158","provider":"Surprise Castle","version":"1.0","type":"link"}