Modern building with glass roof
Elementary school classroom without students.
Black college student writing an exam in lecture hall.
Happy black teacher in front of chalkboard at school looking at camera.
Pensive female student learning at university classroom.
Cosy lecture room with board
Mature teacher giving lecture to group of university students in the classroom.
Male teacher helping a student at her desk with lessons
Pensive male student attending a class at the university.
Male university student learning during a class at lecture hall.
Group of young teenage students studying on their laptops in class
Close-up of teacher holding a lecture to his student in the classroom.
Happy black female teacher in the classroom looking at camera.
Young female student taking notes during a class at lecture hall.
Close-up of professor giving lecture to group of college students in the classroom.
University teacher giving lecture to group of students in the classroom.
Happy African American schoolboy and his classmates having a class in the classroom.
Smiling university classmates studying during class in the classroom.
Children playing with building blocks
Happy male student learning on a class at college classroom and looking at camera.
Smiling elementary school teacher in front of the classroom looking at camera.
Happy elementary teacher explaining math lesson on whiteboard during a class.
Black male student feeling bored during class at the university.
Happy elementary teacher teaching schoolgirl in front of whiteboard in the classroom.
African American schoolboy writing in notebook during a class at school.
Young teenage students working from their laptop with help from their teacher
Rear view of mature teacher talking to his student during lecture at university classroom.
Happy math teacher giving lecture on whiteboard to elementary students in the classroom.
Male professor teaching group of students during a class at college classroom.
Happy mature teacher writing lecture on whiteboard during a class at elementary school.
