{"product_id":"geniuslevel-sudoku-over-300-superdifficult-puzzles-from-the-japanese-masters-who-invented-the-game","title":"GeniusLevel Sudoku: Over 300 SuperDifficult Puzzles from the Japanese Masters Who Invented the Game","description":"\u003cp\u003eExtra tricky. Extra tough.Its the sudoku collection thats not for the faint of heart. If youre craving the challenge, sharpen your pencil and pit your wits against the Japanese puzzlemakers at the top of their game. In each of these more than 300 handcrafted puzzles, ranked by difficulty from expert to xtreme to ultimate, every move is an adventure, a oneonone challenge with a grandmaster who delights in elegance, symmetry, and building in the occasional roadblock. But keep going. Youll solve it eventually... you genius!Cant get enough? Look for: The Original Sudoku The Original Sudoku Book 2 More Original Sudoku Xtreme Sudoku Expert Sudoku The Original Sudoku PageaDay Calendar\u003c\/p\u003e","brand":"Workman","offers":[{"title":"Default Title","offer_id":45899734876358,"sku":"DADAX1523508124","price":15.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0695\/9389\/1014\/files\/714qWQrMUNL.jpg?v=1780301403","url":"https:\/\/ergodemedia.com\/products\/geniuslevel-sudoku-over-300-superdifficult-puzzles-from-the-japanese-masters-who-invented-the-game","provider":"Ergodemedia","version":"1.0","type":"link"}