Explore your incredible intellect and hone your wits by using your eyes, ears, and imagination. Want to investigate like a scientist, paint like a prodigy, or even create the newest technology? Find out how you compare to some of history's greatest minds by putting your grey matter to the test. Take on challenging puzzles, games, and optical illusions to learn how your brain functions, from why you smile to what goes on inside your head to which side of your brain performs which functions. Learn about neurons, memory function, and ways to increase creativity. This book is ideal for any child, regardless of whether they plan to become geniuses or just enjoy learning about complex subjects.