World's Hardest Killer Sudoku: Is Your IQ Good Enough to Solve These Insane Puzzles?

By djape

I've listened to your requests. Finally, a book full of IQ Killer Sudoku puzzles and a few INSANE. Nothing easier than that
One puzzle per page.

No other explanation needed. You wanted fiendish killer sudoku puzzles, I delivered. The ball is in your court. Or, rather, the book. And the pencil. Play

• Format: Paperback
• Language: English
• ISBN: 1790247535
• ISBN13: 9781790247530
• Release Date: November 2018
• Publisher: Independently Published
• Length: 114 Pages
• Weight: 0.40 lbs.
• Dimensions: 0.2" x 6.0" x 9.0"