Download or read book Logic Challenges (Mensa) written by MENSA. and published by . This book was released on 2018-02 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: A series of logic puzzles designed by some of Mensa's leading puzzlesetters which will help boost brain activity and improve concentrationand memory - while providing hours of puzzling entertainment. Withover 200 logical challenges to test your aptitude for deduction and toget your brain in gear.