Χαμογελώντας δάσκαλος δείχνοντας σβήνουν τον πίνακα κοντά θολή μαθητές - Φωτογραφίες & Εικόνες Αρχείου

Cheerful mature teacher with marker pointing at blurred schoolkids near erase board

Positive teacher with marker talking near erase board and schoolkids in classroom

Smiling teacher talking near blurred schoolkids and chalkboard

Rear view of high school teenage students listening african american teacher with book in classroom

Elementary School Physics Teacher Uses Interactive Digital Tablet to Show to a Classroom of Smart Children how Renewable Energy and Wind Turbines Works. Science Class with Kids Listening Attentively

Girl with book and positive african american teacher looking at each other while standing in classroom

Happy girl standing with book in classroom near african american teacher

Blurred african american teacher writing on whiteboard near pupils in classroom

African american teacher reading book to pupils during lesson

African american teacher pointing with felt pen at whiteboard during lesson

Cheerful schoolgirl holding notebook while standing in classroom during lesson

African american teacher pointing with hand while reading book in classroom

Excited african american teacher showing wow gesture near blurred children in classroom