Un insegnante di sesso maschile si trova davanti a una lavagna in una classe vivace, istruendo un gruppo di bambini con entusiasmo e competenza.. - Foto e immagini stock

Children listening teacher in classroom at school

Mature professor assisting little schoolgirl at desk in classroom

Students answering the teacher's question in a maths lesson.

Young male teacher explaining math at the blackboard during a lesson at primary school

Happy little schoolgirl talking to classmate during lesson

Caring Teacher Explains Lesson to a Classroom Full of Diverse Children. In School with Group of Smart Multiethnic Kids Learning Science, Whole Classroom Raising Hands Knowing Answer.

Selective focus of happy boy looking at camera near blurred african american teacher writing on whiteboard

Happy girl standing with book in classroom near african american teacher

Positive multiethnic pupils looking at blurred teacher

African american boy standing with book near teacher and classmates, banner

Blurred african american teacher writing on whiteboard near pupils in classroom

Interracial kids playing educational game near boy and teacher on blurred foreground