Follow these 46 mazes to discover the speed of the fastest animal, how many muscles you use when you smile, and dozens of other interesting and surprising facts. Solutions.

For more than 25 years, Tony J. Tallarico and his father, Anthony, have created hundreds of adult and children's activity books for Kidsbooks, Price, Stern, Sloan, Simon & Schuster, and other publishers. Tony also devises daily and weekly newspaper puzzles for Tribune Media Services.