Διαδικασία μάθησης. Σοβαρός δάσκαλος βλέποντας την τάξη της, ενώ δύο παιδιά γράφουν στέκονται κοντά στον πίνακα. - Φωτογραφίες & Εικόνες Αρχείου

Counting together. Two classmates standing next to each other and writing together on the blackboard.

Schoolchildren standing around teacher at classroom with desks on foreground

Rear view of schoolgirl raising hand to answer teachers question during lesson

Rear view of young students sitting in classroom during lesson

Pupils raising hands on lesson to answer teacher question

Brief revisal. Young male college professor is busy with explaining and revising the lecture he has given

Speaking with teacher. Dark-haired boy wearing earphones on neck smiling while speaking with teacher

Desire to answer. Female young student in a group raises her arm in order to answer the question