A female teacher standing in front of a desk and whiteboard, giving a lecture on computer science or information technology. 

Teacher Giving Classroom Lecture

A bearded man standing in front of a coding-related poster, holding a tablet while giving a lecture.

Teacher Giving A Lecture

A teacher sitting in front of a whiteboard and a desk with a computer, giving a lecture on XML.

A female teacher standing in front of a whiteboard and a desk with a microscope, giving a lecture on virology.

A female teacher standing in front of a desk and whiteboard, giving a lecture on drama or performing arts.

A woman with glasses standing in front of an alphabet poster, holding up a tablet showing an image of a bird and asking a question.

A teacher standing in front of a desk and whiteboard, giving a lecture on fine arts or art history.