Sudoku 25x25 Volume 7: Sudoku Xtra Specials

Sudoku 25x25 Volume 7: Sudoku Xtra Specials

by Gareth Moore


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Due to continuing demand Sudoku Xtra Specials returns with a seventh volume of 50 enormous 25x25 Sudoku puzzles. 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. Just place A to Y into every row, column and 5x5 box. Visit for more details.

Product Details

ISBN-13: 9781478215349
Publisher: CreateSpace Publishing
Publication date: 07/10/2012
Pages: 68
Sales rank: 622,216
Product dimensions: 8.00(w) x 10.00(h) x 0.14(d)

About the Author

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 Fun Brain Training, Keep Your Brain Fit: 101 Ways to Tone your Mind and The Rough Guide Book of Brain Training. He also writes the monthly magazine Sudoku Xtra ( and runs the puzzle website

He gained his Ph.D from Cambridge University in the field of Artificial Intelligence, and has contributed to various advanced projects for leading technology companies.

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