Mężczyzna po trzydziestce w okularach pokazuje kartkę papieru z prostymi równaniami matematycznymi, patrzący na kamerę w domu. Proces edukacji online. Kamera internetowa widok rozmowy nauczyciela - Materiał filmowy & wideo

Bearded 30s man in glasses showing sheet of paper with alphabet letters at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses showing sheet of paper with graph at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses showing paper book and explaining at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses talks emotionally and shows five fingers looking at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses talking emotionally with thumb up looking at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses talking emotionally and gesticulating looking at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses showing sheet of paper with alphabet letters at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses showing sheet of paper with graph at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses showing paper book and explaining at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses talks emotionally and shows five fingers looking at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses talking emotionally with thumb up looking at camera at home. Online education process. Webcam view of teacher talk

Bearded 30s man in glasses talking emotionally and gesticulating looking at camera at home. Online education process. Webcam view of teacher talk