Deadliest Killer Sudoku: Test your BRAIN and IQ with these

Condition - Very Good
The item shows wear from consistent use, but it remains in good condition and functions properly. Item may arrive with damaged packaging or be repackaged. It may be marked, have identifying markings on it, or have minor cosmetic damage. It may also be missing some parts/accessories or bundled items.

Deadliest Killer Sudoku: Test your BRAIN and IQ with these INSANE puzzles (Volume 2)
Due to popular demand, having published numerous books with Killer Sudoku puzzles which contained puzzles of all difficulties, Djape has decided to publish a book only with the toughest and deadliest Killers.
This is volume 2 of the series.
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.
It contains only puzzles of the 3 hardest levels of difficulty which Djape produces: BRAIN, IQ and INSANE, with addition of a few puzzles of an even more fiendish kind - Zero Killer Sudokus.
- 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
So... are you up for this challenge?

Country	USA
Author	Djape
Binding	Paperback
EAN	9781499762211
ISBN	1499762216
Label	CreateSpace Independent Publishing Platform
Manufacturer	CreateSpace Independent Publishing Platform
MPN	black & white illustrations
NumberOfItems	1
NumberOfPages	124
PartNumber	black & white illustrations
PublicationDate	2014-06-02
Publisher	CreateSpace Independent Publishing Platform
Studio	CreateSpace Independent Publishing Platform
ReleaseDate	0000-00-00

Deadliest Killer Sudoku: Test your BRAIN and IQ with these INSANE puzzles (Volume 2)