{"product_id":"the-times-su-doku-the-times-ultimate-killer-su-doku-book-14-200-of-the-deadliest-su-doku-puzzles-9780008472689","title":"The Times Su Doku - The Times Ultimate Killer Su Doku Book 14: 200 of the Deadliest Su Doku Puzzles","description":"\u003cb\u003eWarning: Not suitable for amateur puzzlers!\u003c\/b\u003e \u003cp\u003e\u003c\/p\u003e Prepare yourself for the toughest Su Doku challenge there is. These diabolically difficult Ultimate Killer Su Doku puzzles will really put your brainpower to the test as you 'warm up' with the 100 Deadly Killer puzzles before steeling yourself to take on the 100 Extra Deadly Su Dokus. Are you ready for the challenge? \u003cp\u003e\u003c\/p\u003e Not for the faint-hearted. The puzzles use the same 9x9 grid as a regular Su Doku, but have an extra mathematical element that multiplies the challenge. The aim is not only to complete every row, column and cube so that it contains the digits 1 to 9, but also to make sure that the outlined sections, called cages, add up to the number given in each cage.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAbout the Author\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eTimes Mind Games\u003c\/b\u003e publish a range of mind-boggling, high-quality puzzles including Times General Knowledge Crosswords, Cryptic Crosswords, Jumbo Crosswords, Quick Cryptic Crosswords, Codewords and Su Doku.\u003cbr\u003e","brand":"Times Books UK","offers":[{"title":"Default Title","offer_id":50671604039954,"sku":"9780008472689","price":10.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_d5434bbe-9012-4781-b2e6-abb1c8caf622.jpg?v=1733805399","url":"https:\/\/surprise-castle.myshopify.com\/products\/the-times-su-doku-the-times-ultimate-killer-su-doku-book-14-200-of-the-deadliest-su-doku-puzzles-9780008472689","provider":"Surprise Castle","version":"1.0","type":"link"}