You've cracked Su Doku, so now try Kakuro! 'Murderous Maths' proudly presents a fun-packed puzzle collection full of tips and tricks to help you beat KAKUROs. You'll also find a few SU DOKUs for old times' sake, plus our own favourite BRIDGE BUILDER puzzles. 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?