Author: Kjartan Poskitt. Murderous Maths: Kakuro and Other Fiendish Number Puzzles. Book Title: Murderous Maths: Kakuro and Other Fiendish Number Puzzles. You've cracked Su Doku, so now try Kakuro! What's more, our research lab has produced a NEW puzzle - will you be one of the first people in the world to master the dreaded KJARPOSKO?.
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