Schoolkids performing group tasks during lesson. Their teacher standing and observing.
Schlüsselwörter
european,
caucasian,
american,
russian,
german,
french,
italian,
portuguese,
children,
children,
children,
infant,
girl,
boy,
female,
male,
woman,
lady,
30s,
school,
pupil,
learner,
scholar,
schoolchild,
schooling,
scholarship,
pedagogy,
hearing,
audience,
grade,
learning,
classroom,
inside,
test,
teamwork,
collaboration,
cooperation,
tuition,
cognition
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