Sudoku Extremely Hard: Very Hard Sudoku Puzzle Book Compact & travel-friendly: only 5 x 8 inches in size 184 Extremely Difficult Puzzles With (Paperback) (ISBN-13: 9798649988193)

Looking for extreme Sudoku puzzles? Look no further.

These 184 puzzles are EXTREMELY HARD. You will love them and hate them and you will be spending countless of hours solving them.

There are 2 puzzles on a page. There's lots of room to fill the boxes and space for extra markings. Solutions to puzzles included...just in case...

This book has a smaller size than most Sudoku books and is ideal for carrying with you in your pocket or purse when you are on the go.

Perfect gift for anyone who likes extremely hard Sudoku.