Middle-aged male teacher standing in front of a chalkboard with students in the foreground
Schlüsselwörter
teacher,
male,
standing,
blackboard,
blackboard,
student,
foreground,
classroom,
education,
learning,
teaching,
lesson,
school,
desk,
whiteboard,
instructor,
prof,
educator,
cognition,
wisdom,
student,
pupil,
children,
class,
group,
schooling,
youth,
boy,
girl,
teenage,
young,
people,
person,
adult,
man,
hair,
grey,
beard,
shirt,
blue,
arm,
crossed,
hand,
smile,
confident,
focused,
background,
blur
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