Minden lecke egyre intelligensebb. Kíváncsi iskolás mindkét viselt ingek birtoklás móka idő, míg egy izgalmas tudományos kísérletben részt vevő birtokában egy fiatal férfi tanár, kémia. - Stock fotó és kép

Give it to me. Attentive girl standing in semi position near her cousin and keeping mouth opened while holding flask with reagent in right hand

Getting interested. Pretty cute curious girl standing near the table and looking at the scientists hand while being interested in science

Can you see the reaction. Amazed up and coming chemists looking at a chemical reaction in a fuming filter flask held by a teacher of chemistry wearing a laboratory coat.

Young beaming students. Curious children in protective glasses following their teacher during interactive experiment in school

Experimenting with pleasure. Upbeat young chemistry teacher using a pipette and adding some chemical to a test tube while showing her students a chemical reaction

Young group. Shocked female teacher being afraid of negligence of her student during experiment in class

Interesting chemistry. Serious thoughtful bearded man holding a chemical flask and looking at the liquid in it while showing the children an experiment

Look here. Pleased brunette female taking sample while demonstrating her actions

States of experiment. Shocked little girl excitedly looking on green liquid in bulb with her knowing teacher

Very serious scientific research. A team of two little scientists working in the school laboratory while a curly haired boy mixing two liquids in a vacuum flask his mate standing next to him writing

Special science equipment. Children playing with test tubs filled with colored reagents wearing protective glasses and gloves

Be attentive. Positive delighted scientist keeping smile on her face while taking sample from test tube

Experiment under supervision. Smiling African American being proud of his work during experiment and showing results in glass bulb

Pleasant talk. Silhouette of kids that standing on the background and doing chemical experiment together

International people. Amazing brunette female raising her right hand while showing test tube with liquid

Best explanation. Beautiful young female teacher adding chemical to the test tube and showing her students the reaction while they paying attention