Description
The Times Killer Su Doku Book 9 is a book of puzzles that are harder than the ones in the previous books. 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 so that it contains the digits 1-9, but also to ensure that the outlined cubes add up to the same number. There are 150 new puzzles in this book, and they are all Moderate, Tough, and Deadly. If you're up for a challenge, this is the book for you.
The latest volume in the hugely popular Killer Su Doku series from the puzzles suppliers to the Times, featuring the highest-quality puzzles with an extra element of arithmetic.This ninth 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 so that it contains the digits 1-9, it is also necessary to ensure that the outlined cubes add up to the same number as well.With 150 new Moderate, Tough and Deadly Killer Su Doku puzzles, there is no chance to ease yourself in with Easy puzzles. For those who like to live dangerously and push
beyond their mental comfort zone, steel yourself for The Times' next, terribly tough instalment.
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