{"product_id":"calcudoku-200-medium-puzzles-9x9-vol-18-paperback","title":"Calcudoku: 200 Medium Puzzles 9x9 vol. 18 - Paperback","description":"\u003cp\u003eby \u003cb\u003eYurii Naidonov\u003c\/b\u003e (Author)\u003c\/p\u003e\u003cp\u003eCalcudoku (also known as \"Mathdoku\") is a mathematical and logicalpuzzle loosely similar to Sudoku.\u003cbr\u003eThe objective is to fill the grid in with the digits 1 through N (where N isthe number of rows or columns in the grid) such that: \u003cbr\u003e- Each row contains exactly one of each digit.\u003cbr\u003e- Each column contains exactly one of each digit.\u003cbr\u003e- Each bold-outlined group of cells (block) contains digits whichachieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (×), and division (\u003c\/p\u003e\n            \u003cdiv\u003e\n\u003cstrong\u003eNumber of Pages:\u003c\/strong\u003e 138\u003c\/div\u003e\n            \u003cdiv\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 0.3 x 9.02 x 5.98 IN\u003c\/div\u003e\n            \u003cdiv\u003e\n\u003cstrong\u003ePublication Date:\u003c\/strong\u003e June 14, 2020\u003c\/div\u003e\n            ","brand":"BooksCloud","offers":[{"title":"Default Title","offer_id":67939626582323,"sku":"9798648199323","price":16.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0300\/5595\/6612\/files\/ARgS6aPzyy9798648199323.webp?v=1793955073","url":"https:\/\/www.vysn.com\/products\/calcudoku-200-medium-puzzles-9x9-vol-18-paperback","provider":"VYSN","version":"1.0","type":"link"}