High school football is gridiron football played by high school teams in the United States and Canada also by American High school teams in Europe. It ranks among the most popular interscholastic sports in both countries.High school football began in the late 19th century, concurrent with the start of many college football programs. In the late 19th and early 20th century, many college and high school teams played against one another. Other traditions of high school football such as pep rallies, marching bands, mascots, and homecomings are mirrored in college football. No minor league farm organizations exist in American football. Therefore, high school football is generally considered to be the third tier of American football in the United States, behind college and professional competition. It is the first level of play in which a player will accumulate statistics, which will determine his chances of competing at the college level, and ultimately the professional level if he is talented enough.RulesThe National Federation of State High School Associations (NFHS) establishes the rules of high school football in the United States.Two states, Texas and Massachusetts, use NCAA playing rules except as shown below.