| Aspect | Classroom Teacher | Substitute Teacher |
|---|
| Credentials | State certification/license required | Usually no certification needed, but some districts require a substitute permit |
| Work Environment | Full-time, permanent classroom setting | Temporary, fill-in role in various classrooms |
| Employer | School district or private school | School district or substitute staffing agencies |
| Work Duration | Typically the entire school year | Short-term, daily or weekly assignments |
Classroom Teachers hold full-time positions with certification requirements and manage ongoing classroom activities. Substitute Teachers fill in temporarily, often without certification, to cover absences. Both roles are essential in the education system but differ mainly in permanence and credentials.