Sudoku 25x25 Volume 12: Sudoku Xtra Specials - Paperback
Sudoku 25x25 Volume 12: Sudoku Xtra Specials - Paperback
$20.43
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by Gareth Moore (Author)
Back again for fans of these giant puzzles, this twelfth book of 25x25 Sudoku puzzles brings you 50 more enormous challenges. Printed in large page format on top-quality paper, each puzzle is attractively presented in a range of symmetric patterns. Every sudoku in the book is guaranteed to be human-solvable - you can complete all of the puzzles just by scanning rows, columns and boxes, without having to make any pencil mark notes. Visit www.SudokuXtra.com for more books in the series.
Author Biography
Dr Gareth Moore is the author of a wide range of brain-training and puzzle books for both children and adults, including The Mammoth Book of New Sudoku, The Rough Guide Book of Brain Training and The Mammoth Book of Brain Games. He is also the creator of online brain training site Brained Up (www.brainedup.com) and runs the puzzle website www.puzzlemix.com. He gained his Ph.D from Cambridge University (UK) in the field of Machine Learning, and has contributed to various advanced projects for leading technology companies.
