Pensativo lindo chico posando entre el equipo químico, primer plano - Foto e imagen de stock

Portrait of young boy posing in laboratory, close-up

Pop-eyed funny boy after chemical experiment in chemistry lab with fume

Smart school boy looks at reagents in test tubes, close-up

Schoolboy gown and gloves watching chemical experiment in tube in chemistry lab

Handsome school boy posing with test-tubes in lab, close-up

Back to school - education concet. Knowledge day. They carried out a new experiment in chemistry. Child in the class room with blackboard on background.

Cute boy doing biochemistry research in chemistry class

Inquisitive boy looking for evaporation of reagent, close-up

Image of cute girl posing with colorful flasks, close-up

Image of adorable little experimenter posing in lab, close-up

Pretty smiling girl working with reagents in laboratory

Educated girl following experimental results, close-up

Attentive boy looking at color of reagent in test-tube

Image of little scientist posing with reagents in lab, close-up

Attentive little scientist watching chemical reaction, close-up

Funny boy posing as chemist in chemical laboratory, close-up