Deadliest Killer Sudoku: Test your BRAIN and IQ with these INSANE puzzles (Paperback) (ISBN-13: 9781519108982)

This is volume 3 of the series of books with the toughest and deadliest Killer Sudoku puzzles. All puzzles in this volume are new, previously unpublished.
It contains only puzzles of the 3 hardest levels of difficulty: BRAIN, IQ and INSANE, with addition of a few puzzles of an even more fiendish kind - Zero Killer Sudokus.

• Contents:
• 40 BRAIN (5 diagonal)
• 50 IQ! (5 diagonal)
• 10 ZERO (including 5 ZERO INSANE)
• 11 totally INSANE!

For a total of 111 most difficult Killer Sudoku puzzles!
By no means is this a book for a novice Killer Sudoku solver. It is intended only for the most experienced and most persistent of those who are already masters at solving Sudokus with sums.
So... are you up for this challenge

Author: Djape
ISBN-10: 1519108982
ISBN-13: 9781519108982
Publisher: Createspace Independent Publishing Platform
Language: English
Published: 11/04/2015
Pages: 124
Format: Paperback
Weight: 0.39lbs
Size: 9.00h x 6.00w x 0.26d