Maths Hard Puzzles With Answers: Calcudoku 9X9 Puzzles

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 through N (where N is the number of rows or columns in the grid) such that:

• | Author: Marcus White
• | Publisher: Independently Published
• | Publication Date: Sep 24, 2018
• | Number of Pages: 116 pages
• | Language: English
• | Binding: Paperback
• | ISBN-10: 1723979686
• | ISBN-13: 9781723979682