Police say Michael Sparks, 15, crashed an ATV into the side of a truck.
The coroner said he died from the impact.
According to school administrators, Michael was a freshmen at Bryan Station High School and well-liked by both teachers and students both there and at his old school, Crawford Middle School.
Grief counselors were sent to several schools to help people there cope with his loss.
The teen has a twin brother–he goes to Bryan Station High School.
There is no word yet on funeral arrangements.