Creator Of Puzzles - Calcudoku 240 Expert Puzzles 7X7 (Volume 4)

Calcudoku (also known as "Mathdoku") is a mathematical and logical puzzle loosely similar to Sudoku.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.

• • Author: Veronika Lokaly
• • Publisher: CreateSpace Independent Publishing Platform
• • Publication Date: Mar 29, 2017
• • Number of Pages: 60 pages
• • Language: English
• • Binding: Paperback
• • ISBN-10: 1545009589
• • ISBN-13: 9781545009581