Una studentessa alla lavagna è riuscita a trovare una soluzione al problema. ispirazione. l'idea è venuta - Foto e immagini stock

A schoolgirl at the blackboard was able to find a solution to the problem. inspiration. the idea came

A schoolgirl at the blackboard was able to find a solution to the problem. inspiration. the idea came

A schoolgirl at the blackboard was able to find a solution to the problem. inspiration. the idea came

Little school child near chalkboard with lightbulb drawing

Funny toothless girl in red dress with finger up on school desk background, school concept

School kid drawing bulb n class on green blackboard. Education concept

Teenager girl with red hair washes off the board in class during the lessonteenager's hand erases from a school board during a lesson at school

Schoolboy hand writes in chalk on a blackboard during a lesson at school.

Schoolboy hand writes in chalk on a blackboard during a lesson at school.

Schoolboy hand writes in chalk on a blackboard during a lesson at school.

Hand of a teenage girl writes with a ballpoint pen in a terad during a lesson at school

Hand of a teenage girl writes with a ballpoint pen in a terad during a lesson at school

Hand of a teenage girl writes with a ballpoint pen in a terad during a lesson at school

Hand of a teenage girl writes with a ballpoint pen in a terad during a lesson at school