Learn the fascinating science behind baseball in this fact-tastic nonfiction Level 3 Ready-to-Read, part of a series about the science of fun stuff! Did you know that every time you watch a baseball game, you are watching some great examples of physics in action? Why exactly does the amount of spin on a pitch determine how far a ball can be hit? And what's the scientific reason that using pine tar on the bat makes it easier to grip? Learn all about the science behind America's favorite pastime in this fun, fact-filled Level 3 Ready-to-Read! A special section at the back of the book includes Common Core-vetted extras on subjects like anatomy and history, and there's even a fun quiz so readers can test themselves to see what they've learned!