A professional who performs any combination of following duties in classroom to assist teaching staff of public or private elementary or secondary school. Respnsibilities include:

• Takes attendance.
• Grades homework and tests, using answer sheets, and records results.
• Distributes teaching materials to students, such as textbooks, workbooks, or paper and pencils.
• Maintains order within school and on school grounds.
• Operates learning aids, such as film and slide projectors and tape recorders.
• Prepares requisitions for library materials and stockroom supplies.
• Types material and operates duplicating equipment to reproduce instructional materials.