Mighty Mindbenders Boost your IQ with these Mind-Boggling

No special skills are needed to tackle these fiendish puzzles beyond common sense, logic, and a tenacious will and determination not to give up. These timed IQ tests from MENSA Publications are fun and challenging and will give you an accurate assessment of your intelligence. Mazes cater for every level of ability. So roll up your sleeves, get your thinking cap on, and give your brain a serious workout. Over 200 puzzles, including labyrinthine mazes, plus complete answers.