Calcudoku Puzzles Book - 200 Hard to Master Puzzles 9x9 (Volume 10) (Paperback) (ISBN-13: 9798604984611)

About BookWant to exercise your brainpower and have fun at the same time? Then this book is for you.
This book introduces you to the amazing world of Calcudoku puzzles. It will help you understand the rules of this puzzle. This book is perfect for players of all ages.
You will find 200 exciting puzzles, for professionals.

HOW TO PLAYThe objective is to fill the grid in with the digits 1 through 9 (where 9 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 (

Author: Oliver Quincy
ISBN-13: 9798604984611
Publisher: Independently Published
Language: English
Published: 01/26/2020
Pages: 140
Format: Paperback
Weight: 0.43lbs
Size: 9.02h x 5.98w x 0.30d