Happy schoolboys learning together in classroom.
Schlüsselwörter
classmate,
cooperation,
class,
school,
friends,
learn,
together,
happy,
back to school,
bonding,
boy,
building,
children,
children,
girl,
indoor,
children,
cognition,
lifestyle,
people,
elementary school,
pupil,
schoolboy,
schoolgirl,
student,
study,
white
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