{"product_id":"9781985815797","title":"The Mini Book Of Logic Puzzles - Calcudoku 200 Easy (Volume 2)","description":"Calcudoku (also known as \"Mathdoku\") is a mathematical and logical puzzle loosely similar to Sudoku. The objective is to fill the grid in with the digits 1 through N (where N is the number of rows or columns in the grid) such that: * Each row contains exactly one of each digit. * Each column contains exactly one of each digit. * Each bold-outlined group of cells (block) contains digits which achieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (?), and division (?). * Unlike Killer Sudoku, digits may repeat within a block.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e• \u003cb\u003eAuthor: \u003c\/b\u003eMykola Krylov\u003c\/li\u003e\n\u003cli\u003e• \u003cb\u003ePublisher: \u003c\/b\u003eCreatespace Independent Publishing Platform\u003c\/li\u003e\n\u003cli\u003e• \u003cb\u003ePublication Date: \u003c\/b\u003eFeb 23, 2018\u003c\/li\u003e\n\u003cli\u003e• \u003cb\u003eNumber of Pages: \u003c\/b\u003e138 pages\u003c\/li\u003e\n\u003cli\u003e• \u003cb\u003eLanguage: \u003c\/b\u003eEnglish\u003c\/li\u003e\n\u003cli\u003e• \u003cb\u003eBinding: \u003c\/b\u003ePaperback\u003c\/li\u003e\n\u003cli\u003e• \u003cb\u003eISBN-10: \u003c\/b\u003e1985815796\u003c\/li\u003e\n\u003cli\u003e• \u003cb\u003eISBN-13: \u003c\/b\u003e9781985815797\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Createspace Independent Publishing Platform","offers":[{"title":"Default Title","offer_id":50328855576881,"sku":"9781985815797","price":13.4,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0798\/8215\/8385\/files\/9781985815797__02166.jpg?v=1732085770","url":"https:\/\/www.recomparo.com\/es\/products\/9781985815797","provider":"ReComparo.com","version":"1.0","type":"link"}