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Free Shipping to all UK customers for orders over £25.00
Free Shipping to all UK customers for orders over £25.00
Usually dispatched within 3 - 5 business days.
£ 6.59
Test your powers of logic with these challenging Su Doku puzzles. A new title in the Fiendish Su Doku series, concentrating entirely on the more difficult Super Fiendish puzzles. These are previously unpublished quality Su Doku grids from the puzzle providers to The Times, and help to develop you to take on Extreme Su Doku.