Brain Strain: A Mental Muscle Workout That's Fun‪!‬

Take a rollercoaster ride through an unpredictable universe of brain teasers! Originally published in , these 73 puzzles meld art, science, mathematics, computers, and much, much more in an attempt to expand your mind. Each teaser is illustrated and requires no specialized knowledge to solve, just the willingness to break a mental sweat and stretch your abilities!