{"product_id":"calcudoku-puzzle-book-the-best-mathematical-puzzles-collection-9781982950996","title":"Calcudoku Puzzle Book: The Best Mathematical Puzzles Collection","description":"\u003cp\u003e • Author(s): Garry Mahony\u003cbr\u003e • Publisher: Independently Published\u003cbr\u003e • Publisher Imprint: Independently Published\u003cbr\u003e • BISAC: Logic \u0026amp; Brain Teasers\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eCalcuDoku\u003c\/b\u003e\u003c\/p\u003e is a mathematical and logical puzzle loosely similar to Sudoku. It was invented by a Japanese mathematics teacher Tetsuya Miyamoto. The objective is to fill the grid in with the digits 1 through N according specific rules.","brand":"Independently Published","offers":[{"title":"Paperback","offer_id":45537836892311,"sku":"9781982950996","price":897.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3471\/1191\/files\/9781982950996.webp?v=1767116339","url":"https:\/\/atlanticbooks.com\/products\/calcudoku-puzzle-book-the-best-mathematical-puzzles-collection-9781982950996","provider":"Atlantic Books","version":"1.0","type":"link"}