{"product_id":"calcudoku-9x9-medium-nick-snels-9781503350359","title":"CalcuDoku 9x9 - Medium - Volume 9 - 276 Puzzles","description":"\u003cp\u003eCalcuDoku is a fun and addicting logic puzzle game that combines Sudoku with math. CalcuDoku is a fun way for kids and adults to practice addition, subtraction, multiplication, and division facts. This book is ideal for you if you already know how to solve CalcuDoku puzzles but you find our hard CalcuDoku puzzles too difficult. Once you pick up this book, you won't be able to put it back down. You have been warned!\u003c\/p\u003e \u003cp\u003eCalcuDoku 9x9 - Medium is a collection of 276 puzzles: \u003c\/p\u003e \u003cul\u003e \u003cli\u003e216 medium CalcuDoku 9x9 puzzles\u003c\/li\u003e \u003cli\u003e60 extra logic puzzles\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe goal of CalcuDoku 9x9 is to fill the grid in with the numbers 1-9 such that: \u003c\/p\u003e \u003cul\u003e \u003cli\u003eEach row contains exactly one of each number.\u003c\/li\u003e \u003cli\u003eEach column contains exactly one of each number.\u003c\/li\u003e \u003cli\u003eEach bold-outlined group of cells (cages) contains numbers which achieve the specified result using the specified mathematical operation (+, -, ×,  ). Sometimes the sign +, -, × or   is omitted, in which case you also need to find the correct sign.\u003c\/li\u003e \u003cli\u003eNumbers may repeat within a cage.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eI guarantee that every logic puzzle in this CalcuDoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution.\u003c\/p\u003e \u003cp\u003eNone of the puzzles in this book will appear in any of the other English PuzzleBooks.net books.\u003c\/p\u003e \u003cp\u003eCalcuDoku is also known as Square Wisdom, CanCan, MinuPlu, Mathdoku and Calcu-Doku.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Nick Snels\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1503350355\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781503350359\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Createspace Independent Publishing Platform\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 11\/22\/2014\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 182\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.55lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.00h x 6.00w x 0.39d","brand":"Nick Snels","offers":[{"title":"Paperback","offer_id":46431369822463,"sku":"9781503350359","price":9.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_4f688998-cefd-489e-b072-87a3da950304.jpg?v=1735141119","url":"https:\/\/www.whiterainbookhouse.com\/products\/calcudoku-9x9-medium-nick-snels-9781503350359","provider":"WR Book House","version":"1.0","type":"link"}