Vengeance (Kowalski) Deputy Kowalski wasn't part of the New Beulah Police Department for any stretch of time before being assigned to a grizzly auto accident on Highway 18.
They demonstrate that they care about their grades and are willing to work to improve them. They often do the optional (and frequently challenging) assignments that many students avoid. Successful students are attentive in class. They don't talk, read, use their cell phone, or stare out windows.
Research shows that teacher effectiveness is the single most important school-based factor in student success. Students who have highly effective teachers for three years in a row will score 50 percentile points higher on achievement tests than students who have less effective teachers three years in a row (Sanders & Rivers, 1996).