Porträt eines kleinen Jungen, der im Labor posiert, Nahaufnahme - Stockfoto & -bild

Pensive cute boy posing among chemical equipment, close-up

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

Image of nosy schoolboy watching reaction of experiment

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

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

Funny smiling boy holding flask with reagent, close-up

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

Attentive boy looking at color of reagent in test-tube

Pretty little brunette posing in chemistry lab, close-up

Attentive little scientist watching chemical reaction, close-up

Portrait of smiling adorable girl posing in laboratory

Educated girl following experimental results, close-up

Little chemist looking at test tube through magnifier, close-up

Surprised girl looking at test tubes with reagents, close-up

Serious chemist looking at color of reagent in flask