Estudante pensativo no desgaste formal segurando prancheta e caneta perto de fórmulas químicas no branco - Banco de fotos e imagens

Pensive schoolgirl in formal wear holding clipboard and pen near chemical formulas on white

Little boy with glasses. white background

Student with test tubes on white background. Chemical research in laboratory. Education concept.

Student with test tubes on white background. Chemical research in laboratory. Education concept.

Little scientist girl with glasses in lab coat with chemical flasks having an idea, school blackboard background with hand drawn science formulas, back to school and successful female career concept

Little girl solves the problem on a blackboard. Wunderkind

Curious scientist. Calm attentive experienced scientific worker looking through the magnifying glass while being in the lab