{"product_id":"sudoku-classic-standard-hard-to-extreme-best-ever-problem-even-brain-games-300-challenge-sudoku-puzzles-solutions-9798590478507","title":"SUDOKU Classic Standard Hard to Extreme Best ever problem even brain games: 300 Challenge sudoku puzzles \u0026 Solutions","description":"\u003cp\u003eSudoku is one of the most popular puzzle games of all time. As a logic puzzle, Sudoku is also an excellent brain game. As long as you play Sudoku daily, you will soon start to see improvements in your concentration and logical thinking process when you are solving a puzzle. Because you keep your brain active, which mean \u003cb\u003ereduces the chances of developing Alzheimer.\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cb\u003eBook Features: \u003c\/b\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFont size 16pt\u003c\/b\u003e - Standard for eye sight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e300 Sudoku\u003c\/b\u003e - enough to played before get bored and lost it somewhere.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHard to Extreme\u003c\/b\u003e - Challenge and Tough for player\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIncluding all Solution\u003c\/b\u003e - just in case, you cannot solve?\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e","brand":"Independently Published","offers":[{"title":"Default Title","offer_id":51830468411666,"sku":"9798590478507","price":5.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_2b4846b6-3885-4c76-b388-817b60d6c6f0.jpg?v=1767002965","url":"https:\/\/surprise-castle.myshopify.com\/products\/sudoku-classic-standard-hard-to-extreme-best-ever-problem-even-brain-games-300-challenge-sudoku-puzzles-solutions-9798590478507","provider":"Surprise Castle","version":"1.0","type":"link"}