The game of football has lots of odd language hidden in its history. Why is a field called a "gridiron?" Why are players called "quarterback" and "fullback?" Getting in the game can be intimidating if you don't know the lingo, which is why this book is full of football terms and their origins. From the difference between a safety as in the player, and a safety as in a scoring play, full-color photographs and graphic organizers show readers everything they need to watch this exciting sport as an informed fan.