{"product_id":"9780008815912","title":"PRE-ORDER NOW The Times Kakuro Book 3 : 200 Mathematical Logic Puzzles by The Times Mind Games","description":"\u003cp\u003e \u003cstrong\u003e PRE-ORDER NOW - Published: 27\/08\/2026 \u003c\/strong\u003e\u003c\/p\u003eTest your powers of logic with 200 puzzles from The Times.             Just like a mathematical crossword, these puzzles are ideal for fans of Su Doku who relish grappling with figures. Contains four levels of difficulty, combining arithmetic with an intersecting layout: Mild, Medium, Tricky and Tough.             Kakuro originated in the United States in the 1950s under the name of Cross Sums. A logic puzzle, the aim is to complete a grid using digits from 1 to 9, with the digits in each row\/column adding up to the clue for that block. It's similar to Su Doku in the sense that digits cannot be repeated in a row\/column.             Also known as: Croco Puzzle, Cross Sums, CrossSam, Kasan Kurosu, Kreuzsummenr?tsel,Tashizan Cross, Zahlenschwede          Are you up to the challenge? \u003cbr\u003e  \u003cbr\u003eBinding: Paperback \/ softback","brand":"Gardners","offers":[{"title":"Default Title","offer_id":56367742124405,"sku":"9780008815912","price":7.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/7193\/3106\/files\/9780008815912.jpg?v=1774537638","url":"https:\/\/backstory.london\/products\/9780008815912","provider":"Backstory","version":"1.0","type":"link"}