Možná to bylo špatné rozhodnutí. Vystrašené malé chemiky a jejich učitel starat o jejich pochybné představu o míchání různých kapalin v kulaté baňky - Stock fotografie a obrázky

Work in team. Shocked woman wrinkling her forehead and keeping mouth opened while trying to stop the experiment

Having fun. Delighted curious positive children standing around the table and mixing chemical reagents while conducting an experiment

Involved in the process. Smart clever positive child looking at the flask and working with chemical reagents while being supported by his friends

Having fun. Delighted curious positive children standing around the table and mixing chemical reagents while conducting an experiment

Wait for result. Attentive girl keeping her mouth wide opened and mixing reagents while being afraid

Chemical experiments. Happy beautiful chemistry teacher being surrounded by children and putting something to a flask while conducting a chemical experiment

Lets do it together. Positive nice happy children standing around the table and leaning forwards while blowing on the liquid in a chemical flask

Controlling the experiment. Nice experienced male teacher standing in the classroom and controlling the experiment while having a chemistry lesson

Right reaction. Two cheerful teenage schoolgirls holding flasks with chemical substances and checking them for the desired chemical reaction in them

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

Fond of chemistry. The group of upbeat teenage students being gathered around the table in their school lab and observing the final stage of their chemical experiment with excitement

Into chemistry. Two pleasant upbeat teenage girls in safety pouring chemicals in a big flask while conducting an experiment for their chemistry group project

Miraculous chemistry. Three upbeat teenage students being gathered around the table and watching the chemical substance reacting in chemical flask

Fascinating chemical reaction. Cheerful teenage female students squatting near the table and watching the smoke coming out of a chemical flask with awed expressions

Check it out. Upbeat teenage boy lifting up a big flask and showing the ongoing reaction inside it to his classmates while they having a chemistry class in the lab together

Favorite science. The close up of an upbeat teenage student and his young chemistry teacher watching the chemicals reacting in the flasks during the class in the lab