Are you ready for the ultimate Sudoku challenge?! Featuring 101 giant Sudoku 36x36 puzzles, sorted into order of increasing difficulty and printed on large, top-quality paper, this unique collection of puzzles is full of attractively-designed challenges from best-selling puzzle author Gareth Moore, author of many international books. Place A-Z and 0-9 once each into every row, column and bold-lined box. Each puzzle can be solved by thing more complex than simply scanning the 36 rows, 36 columns and 36 6x6 boxes, without having to make any pencil mark tes. Guessing is never needed, and there is a guaranteed unique solution. Visit www.PuzzleBooks.org for a full list of other titles in this series.
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 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.