Jsi blázen. Malý energický chlapeček, který křičí, zatímco roste, zatímco dívka míchá tekutiny - Stock fotografie a obrázky

Not do it. Good looking glad boy mixing liquids while frightened girl shouting and standing behind him

What you doing. Active shocked scared boy yelling while waving hands while girl experimenting with bulbs

Dangerous experiment. Beautiful nice girl covering her mouth while looking at cheerful boy who combining liquids

Reckless behavior. Joyful jolly merry kids staring at laboratory glasses while smiling and conducting experiment

Interesting chemistry. Positive joyful smart boy holding flasks and mixing chemical reagents while being in the lab

Precise look. Jolly energetic curious girl using microscope and smiling while boy holding bulbs

Funny experiment. Happy jolly gay girl looking at bulbs while working with them and grinning

Education, science, chemistry and children concept - kids or students with test tube making experiment at school laboratory

Chemical project. Nice positive smart chemists standing together and smiling while working on a chemical project

Successful experiment. Nice positive happy scientist looking at the test tubes and smiling while conducting a successful experiment

Scientists at work. Professional smart experienced scientist standing together and looking at the blood sample while working in the lab

Medical research. Delighted nice professional scientist holding a pill and looking at it while conducting medical research

Modern science. Positive intelligent female scientist smiling and holing a test tube while working in the chemical lab

Biological project. Delighted nice smart biologist holding a syringe and putting blue liquid into test tubes while working on a scientific project

Research material. Nice positive intelligent biologists standing together and pointing at the blood sample while studying it