Idea concettuale. una donna e una lampadina disegnata in gesso su una lavagna - Foto e immagini stock

Concept idea. a woman and a light bulb drawn in chalk on a blackboard

Woman and drawn light bulb in black chalkboard

Concept of education. woman at the blackboard visited the idea

Young woman hand drawing bulb in head

Close up of a head of a blond woman wearing glasses and standing near a gray wall with a small light bulb above her head. Mock up

Portrait of a serious young man standing against chalkboard

A successful girl has an idea. The young girl raises her finger up pointing to a lightbulb on the board.

Pleased smiling beautiful woman holding smartphone standing in front of blackboard with light bulb sketch

Intellectual expressions, being focused concept. Woman wearing weird nerd eyeglasses having light bulb mark on forehead thinking about something, having great idea or solution

Businesswoman holding a shining, idea bulb

Man with drawing lamp, idea concept

Young smiling man having a good idea

Young smiling man having a good idea

Young smiling man having a good idea

Man with drawing lamp, idea concept

Young smiling man having a good idea

Man with drawing lamp, idea concept

Young smiling man having a good idea

Portrait of a beautiful young blond woman showing thumb up