{"product_id":"the-times-fiendish-su-doku-book-19-200-challenging-su-doku-puzzles-the-times-su-doku","title":"The Times Fiendish Su Doku Book 19: 200 challenging Su Doku puzzles (The Times Su Doku)","description":"\u003cp\u003eChallenge your brain with these enjoyable puzzles.\n          \u003c\/p\u003e\u003cp\u003eThe latest book in The Times Fiendish Su Doku series - previously unpublished quality Su Doku puzzles. Includes 180 Fiendish and 20 Super Fiendish puzzles.\u003c\/p\u003e\n          \u003cp\u003eYou don't need to be a mathematical genius to solve the treacherous puzzles in this collection of Fiendishly difficult puzzles - it's simply a question of logic.\u003c\/p\u003e\n          \u003cp\u003ePerfect for the advanced solver in need of a constant supply of ultra-difficult puzzles, and guaranteed to provide hours of mind-stretching entertainment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePaperback \/ softback | 256 pages | Published January 2026\u003c\/strong\u003e\u003c\/p\u003e","brand":"GARDNERS","offers":[{"title":"Default Title","offer_id":63978267017565,"sku":"9780008748920","price":9.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0978\/3459\/8749\/files\/9780008748920.jpg?v=1774450120","url":"https:\/\/www.thebookmark.ie\/products\/the-times-fiendish-su-doku-book-19-200-challenging-su-doku-puzzles-the-times-su-doku","provider":"The Bookmark ","version":"1.0","type":"link"}