1m 14 and my home school life ect is great however lately ive been feeling reaaly depressed why ?

Well My Home LIfe Is Great So Is My Scholl Life However Lately ive been feeling very upset and depressed as i really wnat to move scholl but my parents wnt let me as the school taht im in now is one of the best schools in my area .ive tried talkin to her calmly but she just dosnt understand im not sure if thaats the main reason i feel like tthis but plz osme1 help me find out why i feel like this ???