Σοβαρή δάσκαλος δείχνει ένα σημειωματάριο - Φωτογραφίες & Εικόνες Αρχείου

Serious teacher with a textbook

Young man reading a book in front of a blackboard

Young teacher near chalkboard in school classroom

Portrait Of A Young Student Holding Book In Front Of Green Chalkboard

Young man reading a book in front of a blackboard

Young teacher near chalkboard in school classroom

Young man reading a book in front of a blackboard

The boy had the idea

Severe headache

Boy thinks

Boy and homework

Blackboard chalkboard. Hand writing with copyspace for text.

Boy misses

School girl

Boy with a Tablet PC

Student writing on the chalkboard

Man lying on the grass