Download or read book Maths Puzzles with Solutions for Class 6: Calcudoku Puzzles written by Marcus White and published by Logic Puzzle Books for Kids. This book was released on 2018-10-09 with total page 116 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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: