Notice: We're reorganising our online products to allow quicker delivery options. During this time, items may show as 'out of stock'. This will be fixed soon. Thank you for your support!
Notice: We're reorganising our online products to allow quicker delivery options. During this time, items may show as 'out of stock'. This will be fixed soon. Thank you for your support!
Welcome to The Penguin Sudoku Challenge: with 1 sudoku puzzle for every day of the year 2 challenge you in every way on 3 different levels - beginner, moderate and fist-clenchingly tricky. Perfect 4 sharpening your brain and honing your logic, sudoku will give you a 5 star brain (if they don't hit you for 6). In 7th heaven when you complete them, you'll 8 giving up on any of these - but those 9 by nines won't complete themselves... Good luck!
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