Get a spy pen, leave it on a trusted friend's desk while they're with you and tell them to make sure it's upright. Keep doing this until you get footage of someone getting beaten. Also what insane country are you living in because i'm british so if that's legal in america I will eat my shoe. https://www.amazon.com/dp/B07GQHBLM3/ref=psdc_12909791_t5_B077HRSNT4
What would be better than assigning homework is assigning sleep. If you’re able to sleep better on the weekend and after school, you will be more engaged and more likely to learn. Homework is straight up counter productive. The Homework Myth: Why Our Kids Get Too Much of a Bad Thing https://www.amazon.com/dp/0738211117/ref=cm_sw_r_cp_api_glt_fabc_88NMJJYY7YNHFGAY53TR
Here is the website, Duolingo. I've been using it to learn Spanish, German, and now Russian for over a year. It's free in the app store and it gives you a 7 day free trial. The app has chat rooms where you can chat with an German speaking AI to learn German. The lessons are simple and more user friendly.
Check it out if you get the chance. I saved a lot of money and time myself. Why waste life away in a semester of language class where you get a bad grade from a shitty teacher when you rather use a free app that can teach you within a month?