The Times Killer Su Doku Book 11: 150 Lethal Su Doku Puzzles

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The latest volume in the hugely popular Killer Su Doku series from the puzzle suppliers to The Times, featuring the highest-quality puzzles with an extra element of arithmetic.This eleventh addition to the successful Times Killer Su Doku series will test your skills to the limit, adding the challenge of arithmetic and taking Su Doku to a new and even deadlier level of difficulty.The puzzles use the same 9x9 grid as Su Doku but with an added mathematical challenge. The aim is not only to complete every row, column and cube ...

The Times Killer Su Doku Book 11: 150 Lethal Su Doku Puzzles 2015, Collins, London

ISBN-13: 9780007580811

Mass-market paperback

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