Overview
Test your powers of deduction against more than 200 devilishly difficult Killer Sudoku puzzles.
Famous puzzle-setter Gareth Moore has put together a supreme test of logic. These brand-new puzzles will provide hours of entertainment for anyone who enjoys a difficult mental challenge.
While major retailers like Amazon may carry Killer Sudoku (More than 200 of the most difficult puzzles), we specialize in bulk book sales and offer personalized service from our friendly, book-smart team based in Portland, Oregon. We’re proud to offer a Price Match Guarantee and a streamlined ordering experience from people who truly care.
We’re trusted by over 75,000 customers, many of whom return time and again. Want proof? Just check out our 25,000+ customer reviews—real feedback from people who love how we do business.
Prefer to talk to a real person? Our Book Specialists are here Monday–Friday, 8 a.m. to 5 p.m. PST and ready to help with your bulk order of Killer Sudoku (More than 200 of the most difficult puzzles).