An edition of Challenging Sudoku Variations comprises Sudokus with combinations of variations in grid sizes (from 4 by 4 up and until 12 by 12), block shapes (or irregular shapes), symbols (numbers and letters), and figures and all kind of shapes.
There are 3 difficulty levels: Beginner, Advanced and Professional.
This edition only if for Advanced players.
In each edition you will find a comprehensive explanation about what a Sudoku is, the main rules and tips to solve a Sudoku, and some techniques for Beginners to solve a Sudoku.
For the price of a few cups of coffee or other drinks you get hours of brain teasing challenges to solve Sudokus.
Challenging Sudoku Variations, Advanced Players Edition 003
Challenging Sudoku Variations
Publication date: 29/05/2011
Variations in grid size, block shape, symbols, and figures and shapes
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