Sudoku no longer a challenge?
Then add a Killer twist!
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Place 1 to 9 into each of the rows, columns and boxes, whilst obeying the dashed-line shape totals.
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It's as easy as 1 + 2 + 3.
This book features 100 top-quality puzzles from Dr Gareth Moore, author of over 20 best selling international puzzle and brain-training titles from a wide range of publishers.
See puzzlemix.com for more details.