Vista posteriore del ragazzo afro-americano con braccio in alto in classe con insegnante e compagni di classe - Foto e immagini stock

Rear view of high school students with arms up and african american teacher in classroom

Pupils raising hands on lesson to answer teacher question

Teacher and kids during lesson at elementary school

Rear view of multiethnic high school teenage students and african american teacher with wide arms

Rear view of schoolgirl with arm up with classmates and teacher in classroom

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

Rear view of young students sitting in classroom during lesson

Teacher and kids in lesson at elementary school

Rear view of multiethnic students listening to teachers lecture at college

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

Beautiful happy teacher performing lecture for kids during lesson

Group of kids raising hands in class to answer teachers question

Beautiful happy teacher reading book for kids during lesson

Adorable little kids raising hands in class

Kids raising hands in class to answer teachers question

Back view of student listening music with headphones on lecture