Tres niños molestos sentados en el aula - Foto e imagen de stock

Little kids at school isolated in white

Boy using his fingers to do math

Little pupil boy be bored on his first lesson

Schoolboy in thoughts during class

Bored little boy in school sitting at his desk in front of the blackboard staring dreamily up into the air with his chin on his hands

Close up portrait of annoyed male students inside the classroom

Little schoolboy without an answer staring up into the air hoping for inspiration as he sits at his desk in front of the blackboard

Serious little boy in class sitting at his desk in front of the blackboard with his chin resting on his hands on his paperwork staring at the camera

Dejected little boy in class in school sitting at his desk between two tall stacks of text books working on his notes

Young schoolboy hard at work in the classroom sitting with his head on his hand reading and writing notes on sheets of white paper

Thoughtful young schoolboy sitting in class at his desk writing in a school folder looking up into the air with a pensive serious expression, teacher in background

Bored students sitting at desk with teacher in background at classroom