Happy teacher assisting high school student with a lecture in the classroom.
Happy female students learning together during lecture at university classroom.
Rear view of senior professor talking to students during lecture in the classroom
African American professor giving lecture to her student at university classroom.
Friendly middle age lecturer assisting students in classroom. Education concept
Smiling teacher giving lecture to diverse high school students in classroom
Cropped shot lecturer answering to university students in classroom. Education concept
Students listening to teacher during lecture in classroom at high school or university
Group of high school students listening teacher during lecture in classroom
Diversity elementary school kid Take note Teacher lecture in classroom
Smiling teacher giving lecture to diverse high school students in classroom
Female lecturer and a group of college students having informal discussion in classroom
Portrait of male lecturer with arms folded in higher education college classroom
Diversity elementary school kid Take note Teacher lecture in classroom
Female teacher lecture a new lesson to primary school kids in classroom.
Female teacher lecture a new lesson to primary school kids in classroom.
Diversity elementary school kid Take note Teacher lecture in classroom
Diversity elementary school kid Take note Teacher lecture in classroom
High school student and her teacher using smartboard during a lecture in the classroom.
Computer science teacher giving lecture to group of high school students in the classroom.
Close-up of female teacher giving lecture to group of students in the classroom.
Close-up of professor giving lecture to group of college students in the classroom.
Male professor giving lecture during IT class in the classroom at high school.
Mature man e-learning on laptop during a lecture at university classroom.
Black university student writing in her notebook during a lecture in the classroom.
Online student engages in virtual classroom for project, distant learning with classmates, lecturer
Online student engages in virtual classroom for project, distant learning with classmates, lecturer
Black female teacher writing on whiteboard while giving lecture in the classroom.
Happy black university student attending a lecture in the classroom and looking at camera.
High school teacher talking to her students during lecture in the classroom.
