{"product_id":"puzzles-for-brain-calcudoku-200-easy-8x8-vol-18-9781721802968","title":"Puzzles for Brain CalcuDoku - 200 Easy 8x8 vol. 18","description":"\u003cp\u003e • Author(s): Alexander Rodriguez\u003cbr\u003e • Publisher: Createspace Independent Publishing Platform\u003cbr\u003e • Publisher Imprint: Createspace Independent Publishing Platform\u003cbr\u003e • BISAC: Puzzles\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eEach puzzle consists of a grid containing blocks surrounded by bold lines. The object is to fill all empty squares so that the numbers 1 to N (where N is the number of rows or columns in the grid) appear exactly once in each row and column and the numbers in each block produce the result shown in the top-left corner of the block according to the math operation appearing on the top of the grid. In CalcuDoku a number may be used more than once in the same block.\u003c\/p\u003e","brand":"Createspace Independent Publishing Platform","offers":[{"title":"Paperback","offer_id":45541347688599,"sku":"9781721802968","price":593.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3471\/1191\/files\/9781721802968.webp?v=1767675630","url":"https:\/\/atlanticbooks.com\/products\/puzzles-for-brain-calcudoku-200-easy-8x8-vol-18-9781721802968","provider":"Atlantic Books","version":"1.0","type":"link"}