If you're looking for more challenging Sudoku puzzles, you've met your match in Extreme Sudoku! Tough but fair, these conundrums will challenge your solving ability to the limit.
All the puzzles can be solved by logic alone, including those in our Fiendish section featuring the toughest, most challenging Sudoku puzzles we've ever printed. The magazine includes the popular X-Factor Sudoku, and a page of guest puzzles such as Kakuro, Futoshiki and Suguru.
Number of puzzles: 85+
Issues per year: 6
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