Sudoku: Extra Hard

By Chris Dansk

Do you like to use your spare moments indulging in Sudoku? If so, Sudoku will be your perfect take-anywhere companion. With over 25 + puzzles guaranteed to sharpen your mind and keep you thoroughly entertained, this collection is a real treat for anyone who loves it is an extra easy Sudoku puzzle, Sudoku and more Sudoku. Are you ready to rise to the ultimate brain-training challenge?

• Format: Paperback
• Language: English
• ISBN: 1544814232
• ISBN13: 9781544814230
• Release Date: March 2017
• Publisher: Createspace Independent Publishing Platform
• Length: 74 Pages
• Weight: 0.36 lbs.
• Dimensions: 0.1" x 8.0" x 10.0"