4325704
9780439845700
Attention, puzzle lovers! Prepare yourself for THE popular new way to show off your skills. Easy to learn, tough to master, each numerical Su Doku grid looks like an innocent crossword puzzle but acts like a killer video game. No math required -- just a sharpened pencil and an urge to conquer.Here you'll find everything you need to become the first Su Doku super-genius on your block: 100 fun number puzzles, seven top-secret tricks (shh!), and the number-one most challenging Su Doku puzzle ever!Poskitt, Kjartan is the author of 'SuDoku 100 Fun Number Puzzles' with ISBN 9780439845700 and ISBN 043984570X.
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