{"product_id":"maths-puzzles-with-solutions-for-class-6-calcudoku-puzzles-9781728616797","title":"Maths Puzzles With Solutions For Class 6: CalcuDoku Puzzles","description":"\u003cp\u003e • Author(s): Marcus White\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 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 (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.\u003c\/p\u003e","brand":"Independently Published","offers":[{"title":"Paperback","offer_id":45542890832023,"sku":"9781728616797","price":915.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3471\/1191\/files\/9781728616797.webp?v=1767122063","url":"https:\/\/atlanticbooks.com\/products\/maths-puzzles-with-solutions-for-class-6-calcudoku-puzzles-9781728616797","provider":"Atlantic Books","version":"1.0","type":"link"}