How Logical Are You - Brain Boot Camp Author:Tim Dedopulos Use logic and reasoning to solve these puzzles! — Modeled after questions on real IQ tests, the Mensa puzzles in How Logical Are You? will test your mental mettle and push your brain to think faster and smarter. Quizzes include topics such as logical deduction, spatial reasoning, conceptual thinking, concentration, and many more. So put on your t... more »hinking cap and get started! More than 400 brain-busting puzzles await.« less