Happy female college student in lecture hall looking at camera.
University student using her laptop while learning in lecture hall.
University Students Focused on Studies in Lecture Classroom Settings
High school teacher giving lecture in front of interactive whiteboard in the classroom.
Happy Hispanic teacher during a class at elementary school looking at camera.
Happy Hispanic teacher during a class at elementary school looking at camera.
Portrait of happy Hispanic teacher during a class at elementary school looking at camera.
Happy Hispanic teacher with her arms crossed in the classroom looking at camera.
Unrecognizable teacher giving test results to schoolgirl in the classroom.
African American teacher giving a lecture to her students at elementary school.
African American school teacher wearing face mask in the classroom due to coronavirus pandemic.
Students Raising Hands In Class
