Numbrix is a type of logic puzzle. It is played on a rectangular grid of squares. Some of the cells have numbers in them. The object is to fill in the missing n

In this third Hidato collection we offer challenging puzzles in five difficulty levels with practice and bonus puzzles included. Hidato® is a pure logic puzzle

"Parade" magazine's resident genius compiles the best of her question-and-answer column that logically tackles the mysteries of the universe, brainteasers, and

This Logic Puzzles book is packed with the following features: - 500 Binary Puzzle (10x10) from Easy to Hard. - Answers to every puzzle are provided. - Each puz