{"product_id":"hard-sudoku-puzzle-book-400-challenging-sudoku-puzzles-hard-to-extremely-hard-brain-games-relax-and-solve-9798652629458","title":"Hard Sudoku puzzle book: 400 Challenging Sudoku Puzzles Hard to Extremely Hard - Brain Games - Relax and Solve","description":"Hard Sudoku puzzle book \u003cp\u003eis a perfect funny Sudoku book for adults.\u003c\/p\u003e Would you like to improve your logical skills? Love hard Sudoku puzzles? Then you'll love this book  \u003cp\u003e\u003cstrong\u003eWhy play Sudoku?\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e✓\u003c\/strong\u003e Sudoku gives your brain the ultimate workout.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e✓\u003c\/strong\u003e It keeps you and your mind healthy and productive.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e✓\u003c\/strong\u003e It helps to maintain and improve your memory.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e✓\u003c\/strong\u003e It also can increase your concentration and focus.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003e400 enjoyable Hard Sudoku puzzles\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003eHard level: 200 puzzles\u003c\/li\u003e \u003cli\u003eExtremely Hard level: 200 puzzles\u003c\/li\u003e \u003cli\u003eKeeps your mind active and performing well.\u003c\/li\u003e \u003cli\u003eSuitable for all levels: beginner to expert\u003c\/li\u003e \u003c\/ul\u003e\u003cbr\u003e","brand":"Independently Published","offers":[{"title":"Default Title","offer_id":50860938461458,"sku":"9798652629458","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_17fb03ec-0eaf-46ed-99f0-eeae6877198a.jpg?v=1737586183","url":"https:\/\/surprise-castle.myshopify.com\/products\/hard-sudoku-puzzle-book-400-challenging-sudoku-puzzles-hard-to-extremely-hard-brain-games-relax-and-solve-9798652629458","provider":"Surprise Castle","version":"1.0","type":"link"}