We dare you to complete this test. There are 500 Sudoku puzzles overlapping into 100 Samurai Style puzzles. Details: Level of difficulty: Extreme Number of puzzles: 500 Number of puzzles per page: 5 combined into 1 Size: Full Page Extra: Time record
ThriftBooks sells millions of used books at the lowest
everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We
deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15.
ThriftBooks.com. Read more. Spend less.