Use this book for designing your football team's plays. There are field templates that you can fill in with your X's and O's (plays). Yards and Hash Marks are clearly indicated for an optimal experience. In this book, you can design up to 20-yard plays and on various parts of the field, such as "Goal Line to 20-Yard Line," and "20-Yard Line to 40-Yard Line." There are 5 various field locations and 50 total templates within this book. Enjoy