Easy Calcudoku Puzzles: The Best Mathematical Puzzles Collection

By Garry Mahony

CalcuDoku is a mathematical and logical puzzle loosely similar to Sudoku. It was invented by a Japanese mathematics teacher Tetsuya Miyamoto. The objective is to fill the grid in with the digits 1... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1982951141
• ISBN13: 9781982951146
• Release Date: May 2018
• Publisher: Independently Published
• Length: 116 Pages
• Weight: 0.40 lbs.
• Dimensions: 0.3" x 6.0" x 9.0"