Estudiantes felices estudiando y respondiendo preguntas en el aula durante una lección en la escuela primaria - Foto e imagen de stock

Clever schoolchildren studing and answer questions in classroom at school

Happy schoolchildren studing and answer questions in classroom during a lesson at primary international school

Portrait of children in school at the lesson

Smiling scholar girl sitting with other children in classroom and writing on textbook. Happy student doing homework at elementary school. Young schoolgirl feeling confident while writing on notebook.

Young boy in primary school sitting at a desk between to small girls looking thoughtfully up into the air as he tries to find an answer or inspiration for his art

Clever schoolchildren studing and answer questions in classroom at school

Four diligent pupils sitting in row and studying at classroom

Happy elementary students in classroom at school

Four diligent pupils sitting in row and studying at classroom

Portrait of happy diligent pupil looking at her classmate at lesson

Four diligent pupils sitting in row and studying at classroom

Cute schoolchildren during lesson in classroom at school

Cute schoolchildren during lesson in classroom at school