Puzzled Owl Presents 300 HARD Puzzles for a real challenge! FREE BONUS Super Hard Sudoku Puzzles in printable download PDF form... If you are up for the challenge! A great collection of Hard and Challenging Puzzles. Unique 8.5 x 11" layout with puzzles that you can actually see and blank space to work out each puzzle. Perfect for Game night! Purchase multiple copies of this book and challenge each other with our Exclusive Puzzled Owl Challenge pages! Click Add to Cart today from your friends at Puzzled Owl Presents! Sudoku Puzzles are the perfect pastime for puzzles lovers, and Puzzled Owl Presents has you covered if you are just starting out or a seasoned Sudoku Pro. This is our 2nd book in our Sudoku Series. 300 Hard puzzles to keep you entertained for hours! Get off your computer and phone and give printed puzzles a chance! We all need to spend less time on-screen. Solving puzzles can help keep that brain moving in the right direction! Puzzle books like Sudoku provide hours of fun and make perfect gifts. Our puzzle books are great for road trips, when waiting for a doctor or dentist appointment, a rainy day, when the kids are "bored", or just a great stress free way to unwind after a long day. Want a new twist on game night? Consider purchasing multiple copies of this edition and challenge each other to a Sudoku Championship! With our Exclusive Puzzled Owl Presents Puzzle Challenge Pages, this wise old Owl makes it easy! You also have the option to show the world how fast you are. Flip to the back of the book to see how. Plus free blank Puzzle Challenge Pages upon request.