Miracle Harley,18, pled guilty to Disturbing Schools, Carrying a Weapon onto School Property and Assault and Battery of a High and Aggravated Nature.
In May, police say she brought a gun to school and tried to shoot a 17-year-old girl.
Harley chased the girl until police say some students managed to wrestle the gun out of her hand.
Judge Paul Burch accepted the plea, but did not sentence Harley.
