{"product_id":"9781943828326","title":"Sudoku: 1000 Very Hard Puzzles To Exercise Your Brain: Brain Gym Series Book","description":"Put your brain through it's paces with this Brain Gym book of 1000 Very Hard Sudoku puzzles, perfect for the more experienced or those seeking a really good challenge.\u003cp\u003eWe exercise our bodies but our brains need a workout too! Sudoku helps keep your brain healthy and functioning well.\u003c\/p\u003e\u003cp\u003eChallenge yourself to finish all the puzzles without cheating!\u003c\/p\u003e\u003cp\u003eSolutions to all the puzzles are at the end of the book. 346 pages, 4 puzzles per page. 8.5 by 11\".\u003c\/p\u003e","brand":"Fat Dog Publishing, LLC","offers":[{"title":"Default Title","offer_id":47040570458352,"sku":"9781943828326","price":14.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781943828326_p0.jpg?v=1763767507","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781943828326","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}