Gruppe von Schülern und Schülerinnen hebt die Hände, um die Frage zu beantworten. - Stockfoto & -bild

Group of schoolboys and schoolgirls rising hands to answer th question.

Group of unrecognisable young people rising arms on educational training.

Group of people take notes, listening to a lecturer or speaker at a conference. Business group meeting seminar training concept. Planning, analysis, collaborate work in teamwork.

Large team of young people pointing somewhere up

Close up. happy team of medical professionals with hands up . success concept

Man Raising Hand During Lecture

Group of unrecognisable young people rising arms on educational training.

Group of unrecognisable young people rising arms on educational training.

Man Raising Hand During Lecture

Young Man Raising Hand

Man Raising Hand During Lecture

Student raising his arm to answer teacher's question.