education, high school, university, teaching and people concept - group of international students and teacher or lecturer showing scheme on white board in lecture hall
education, high school, university, teaching and people concept - group of international students and teacher or lecturer showing scheme on white board in lecture hall
education, high school, university, teaching and people concept - group of international students and teacher or lecturer showing scheme on white board in lecture hall
education, high school, university, teaching and people concept - teacher or lecturer showing scheme on white board in lecture hall
Senior teacher teaching biology to high school students.
Teacher teaching biology to high school students in laboratory.
Teacher teaching biology to high school students in laboratory.
Teacher teaching biology to high school students in laboratory.
Teacher teaching biology to high school students in laboratory.
Senior teacher teaching biology to high school students.
Senior teacher teaching biology to high school students.
Senior teacher teaching biology to high school students.