The following text field will produce suggestions that follow it as you type.

Deadliest Killer Sudoku: Test your BRAIN and IQ with these INSANE puzzles
Deadliest Killer Sudoku: Test your BRAIN and IQ with these INSANE puzzles

Deadliest Killer Sudoku: Test your BRAIN and IQ with these INSANE puzzles in Bloomington, MN

Current price: $11.99
Loading Inventory...
Get it at Barnes and Noble

Size: OS

Get it at Barnes and Noble
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All puzzles in this volume are new, previously unpublished.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
Powered by Adeptmind