Times Mind Games – författare

Test your powers of logic with these challenging Su Doku puzzles.Beware: The Times Killer Su Doku gets about as close as possible to the label ‘unputdownable’. In Book 2, the challenge continues with the emphasis on the tougher and more deadly puzzles. Prepare to be rattled.Killer Su Doku takes the number placing puzzle to the next level by adding an element of arithmetic. One cannot rely on logic alone. The puzzle uses the same 9x9 grid but there is a double test. The aim is not only to complete every row, column and cube so that it contains the digits 1-9, the numbers within a second dotted-line grid have to add up to a specific total.Included are some Gentle and Moderate puzzles to serve as a warm-up but the emphasis is on the Tricky, Tough and Deadly levels. The word 'fiendish' doesn't even come close!

Challenge yourself with 200 tricky Su Doku puzzles.A collection of 200 puzzles which are perfect for the Su Doku solver who is looking for one step up from the very basic Su Doku puzzles. If you are in need of a supply of more challenging puzzles, these are guaranteed to provide hours of absorbing, brain-stretching entertainment.Since the first Su Doku puzzle appeared in The Times in November 2004, they have become a phenomenon, with over 5 million copies of The Times Su Doku books sold worldwide. You don't need to be a mathematical genius to solve these puzzles; it is simply a question of logic. Each puzzle has a unique solution – and there's no guesswork required.The Times Su Doku remains the original, the best and the market leader. The puzzles are provided by Wayne Gould, the man who started it all.