senior female teacher writing mathematical formula blackboard classroom |
||||||||||||||||||||||||||||||||||||||||
| navigate by keyword : 60s adult aged board calculation caucasian chalk chalkboard class classroom competence course experience faculty female formula intelligent job knowledge learn lecture lesson mature number pensioner people person profession professional school science seminar senior smile study teacher university white woman write |
||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
| Senior female teacher writing mathematical formula on blackboard in classroom woman |
||||||||||||||||||||||||||||||||||||||||
|
Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
||||||||||||||||||||||||||||||||||||||||
