Sudoku comes in variations that range from simple to very difficult, and can take almost no time to finish or require many hours. This book presents a collection of games that showcase a range of possibilities, offering solvers who have become accustomed...
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 what this book of 250 puzzles provide. It starts with the simple kakuro puzzles and then progresses onto the...
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 belt colors in martial arts: white is for novices, green for intermediates, brown for very accom...
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 colors in martial arts: white is for novices, green for intermediates, brown for very accomplish...
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 belt colors in martial arts: white is for novices, green for intermediates, brown for very accom...