Soft covered book titled MENSA The Ultimate Mental Challenge over 500 puzzles & tests designed to give your Brain the Ultimate Workout! by Robert Allen, 1995, Barnes & Noble, 304 pages.

This is the biggest and toughest collection of riddles, word games, number puzzles, mazes and logic problems that the boffins at Mensa have ever produced. So put on your thinking cap and have some fun working these out! Complete answers and explanations are given for all the puzzles.

This book is in VG condition,  pages clean and intact, and the binding is tight. No writing noticed on any pages.  A must have for anyone interested in the Mensa challenge!