![Amazon.com: Sudoku Puzzle Book Volume 2: Medium Level: Big Book of Sudoku: 800 Puzzles and solutions: Easy to Read 4 Puzzles per page.: 8.5x11 Glossy Cover: 9798851847455: MCDuffee, M Amazon.com: Sudoku Puzzle Book Volume 2: Medium Level: Big Book of Sudoku: 800 Puzzles and solutions: Easy to Read 4 Puzzles per page.: 8.5x11 Glossy Cover: 9798851847455: MCDuffee, M](https://m.media-amazon.com/images/S/aplus-media/kdp/45395378-7cb8-4eec-aa0a-7f93144f3829.__CR0,0,300,300_PT0_SX300_V1___.png)
Amazon.com: Sudoku Puzzle Book Volume 2: Medium Level: Big Book of Sudoku: 800 Puzzles and solutions: Easy to Read 4 Puzzles per page.: 8.5x11 Glossy Cover: 9798851847455: MCDuffee, M
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Harder puzzles, please: Meister Sudoku brings more difficult Sudoku to Germany, Switzerland and Austria
![Amazon.com: Sudoku Puzzle Book Volume 2: Medium Level: Big Book of Sudoku: 800 Puzzles and solutions: Easy to Read 4 Puzzles per page.: 8.5x11 Glossy Cover: 9798851847455: MCDuffee, M Amazon.com: Sudoku Puzzle Book Volume 2: Medium Level: Big Book of Sudoku: 800 Puzzles and solutions: Easy to Read 4 Puzzles per page.: 8.5x11 Glossy Cover: 9798851847455: MCDuffee, M](https://m.media-amazon.com/images/I/41VctE6q0+L._AC_UF1000,1000_QL80_.jpg)