What could be more appealing to Mensa members--or anyone who enjoys a good challenge--than a cunning test of intelligence and logic? That's exactly what these 2

What kakuro fan could resist this huge collection? Featuring 940 grids in varying levels of difficulty, it has more than enough to satisfy even the most avid en

Kakuro are language-free number puzzles that use logic and require just simple arithmetic to solve. This book contains 150 kakuros. It takes cue from the belt c

More challenging and more addictive than Sudoku, Kakuro is the newest puzzle craze. It outsells Sudoku in Japan where addictive number puzzles first hit. The Or

Kakuro are language-free number puzzles that use pure logic and require just simple arithmetic to solve. This book contains 150 kakuros. It takes cue from the b