CalcuDoku 9x9 - Hard - Volume 10 - 276 Puzzles

CalcuDoku 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 love to solve difficult CalcuDoku 9x9 puzzles. You do not need to wade through tons of easy CalcuDoku puzzles before getting to the real brain teasers. Once you pick up this book, you won't be able to put it back down. You have been warned!

CalcuDoku 9x9 - Hard is a collection of 276 puzzles:

• 216 hard CalcuDoku 9x9 puzzles
• 60 extra logic puzzles

I guarantee that every logic puzzle in this CalcuDoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution.

None of the puzzles in this book will appear in any of the other English PuzzleBooks.net books.

CalcuDoku is also known as Square Wisdom, CanCan, MinuPlu, Mathdoku and Calcu-Doku.

Puzzle series: CalcuDoku
Volume: 10
No. puzzle: 276
Difficulty level: Hard
Large Print: yes
Language: English
Translations: German, Spanish, French, Italian, Portuguese
Publication date: November 22, 2014
Author: Nick Snels
Dimensions: 6 x 9 inches
ISBN-10: 1503350401
ISBN-13: 978-1503350403

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