Confident solvers who think they've got Sudoku down cold will have to think again, because these are absolutely the most fiendishly difficult, devilishly baffling Sudokus ever devised...and the biggest, too. Created by hand in Japan--from Nikoli, the company responsible for the puzzles' popularity in that country--the collection includes megasudokus on a 25 x 25 grid, designed to give even the sharpest minds a workout. True to its title, it's the ultimate challenge, and one that millions of Sudoku-obsessed fans will find ...
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Confident solvers who think they've got Sudoku down cold will have to think again, because these are absolutely the most fiendishly difficult, devilishly baffling Sudokus ever devised...and the biggest, too. Created by hand in Japan--from Nikoli, the company responsible for the puzzles' popularity in that country--the collection includes megasudokus on a 25 x 25 grid, designed to give even the sharpest minds a workout. True to its title, it's the ultimate challenge, and one that millions of Sudoku-obsessed fans will find irresistible. And for total newcomers brave enough to high-dive in at the deep end, there's a quick tutorial to get them started.
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Add this copy of The Ultimate Sudoku Challenge to cart. $0.99, good condition, Sold by BookHolders rated 5.0 out of 5 stars, ships from Gambrills, MD, UNITED STATES, published 2005 by Sterling.
Add this copy of The Ultimate Sudoku Challenge to cart. $2.48, very good condition, Sold by ThriftBooks-Reno rated 4.0 out of 5 stars, ships from Reno, NV, UNITED STATES, published 2005 by Sterling.
Add this copy of The Ultimate Sudoku Challenge to cart. $2.48, good condition, Sold by ThriftBooks-Reno rated 4.0 out of 5 stars, ships from Reno, NV, UNITED STATES, published 2005 by Sterling.
Add this copy of The Ultimate Sudoku Challenge to cart. $2.48, good condition, Sold by ThriftBooks-Dallas rated 4.0 out of 5 stars, ships from Dallas, TX, UNITED STATES, published 2005 by Sterling.
Add this copy of The Ultimate Sudoku Challenge to cart. $3.99, very good condition, Sold by HPB-Emerald rated 4.0 out of 5 stars, ships from Dallas, TX, UNITED STATES, published 2005 by Puzzlewright.
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Add this copy of The Ultimate Sudoku Challenge to cart. $94.41, new condition, Sold by GridFreed rated 4.0 out of 5 stars, ships from North Las Vegas, NV, UNITED STATES, published 2005 by Sterling.
