{"product_id":"sudoku-400-medium-puzzles-to-exercise-your-brain-9781943828197","title":"Sudoku: 400 Medium Puzzles to Exercise Your Brain","description":"Put your brain through it's paces with this Brain Gym book of 400 Medium Sudoku puzzles. 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. 140 pages, 4 puzzles per page. 8.5 by 11\".\u003cbr\u003e","brand":"Fat Dog Publishing, LLC","offers":[{"title":"Default Title","offer_id":50365989060882,"sku":"9781943828197","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_e741e0e4-ce27-4e57-9e18-c28fc54410ba.jpg?v=1728469114","url":"https:\/\/surprise-castle.myshopify.com\/products\/sudoku-400-medium-puzzles-to-exercise-your-brain-9781943828197","provider":"Surprise Castle","version":"1.0","type":"link"}