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

A super-sequel to Mensa(R) Sudoku--which will easily equal the popularity of the first, 145,000 copies sold and climbing! Written by Frank Longo, one of the bes

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

Sudoku for the super-smart Mensa members are known for their finely-honed logic skills--and that's just what it takes to become an expert at sudoku. So it's no

Kakuro is a puzzle type in which sums are given and solvers must deduce the numbers in the individual boxes. This title is suitable for hardcore kakuro devotees