200 Sudoku Challenges - Hard - Volume 1: Testing Your Brain To Keep You Young by
16,17 €
Book one of the Sudoku Puzzle Book Series. This Book Contains 200 Easy Sudoku Puzzles with answers, for Sudoku Puzzlers. At the start of the Sudoku Challenges puzzle book you will find a brief introduction to the rules of Sudoku if you don't already know them.
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