Read Howard Zinn's, The People's History of the United States for more information about much of the history of popular struggles. You could find other students who want to join you. Groups can boycott school or certain teachers and their classes, letting the papers know what you are doing and why. Your parents may or may not want to support your efforts at gaining respectful treatment. That is how racial minorities got more rights, for example, with the bus strike in 1955 led by Rosa Parks, Dr. King, Ed Nixon, Ralph Abernathy, Jesse Jackson, and about 30,000 other people.
Student rights are just as legitimate as civil rights.
Ageism is just as bad as racism, and worth opposing, especially when assault is involved. Get on the nospank.org list to receive encouraging information pertaining the quest to gain rights for young people not to be subject to violence from adults. Self-defence is the only lawful, ethical use of violence, in my opinion. Discipline, enforcement of rules, etc., should be done in non-violent ways. It is important, if you want respect, to oppose violence both non-violently and respectfully.