Male teacher silhouette explaining lesson pointing at blackboard with pointer tool in classroom illustration
Schlüsselwörter
educator,
instructor,
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lecturer,
academic,
classroom,
school,
university,
college,
education,
learning,
teaching,
lesson,
subject,
mathematic,
algebra,
problem,
equation,
blackboard,
blackboard,
whiteboard,
pointer,
stick,
tool,
writing,
drawing,
explanation,
demonstration,
presentation,
cognition,
information,
guidance,
support,
academic year,
student,
pupil,
adult,
professional,
standing,
graphic,
vector,
illustration,
silhouette,
black,
white,
concept
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