Niño confundido en gafas y traje sentado cerca de la chica hablando en el teléfono inteligente aislado en negro - Foto e imágenes de stock

Boy and girl in formal wear interacting with bullhorn isolated on black

Little boy businessman with smartphone pointing up with finger isolated on black

Whatever concept. School staff. School collective and colleagues relations. Teacher and supervisor working in school classroom. School educator indifferent about and schoolmaster different opinion.

Stressful day at school. Education is what remains after one has forgotten what one has learned in school. Girls school pupils. Back to school. Knowledge day. Pass exam. Stress causes anxiety.