Okos gyermek. Pozitív örömteli szép lány mosolygott, és nézte a kémcsövet, miközben tanulmányozza a tudomány - Stock fotó és kép

Experimenting together. Charming handsome man help little girl conducting test while posing at lab

Scientific development. Handsome positive cheerful man smiling and looking at the test tube while working in the lab

Interesting research. Positive curious smart girl sitting together with her teacher and doing a research while studying science

Exciting observation. Cheerful happy positive girl grinning while touching microscope and staring at camera

Scientific team. Positive nice joyful girl looking at her friend and taking notes while working with him in team

Scientific discovery. Nice positive smart man wearing protective glasses and conducting an experiment while having a lesson

Give me this. Bearded handsome man taking vial while happy cheerful kids looking at him and wearing lab coat

Appropriate reagent. Cheerful jolly pleasant boy taking vial while grinning and wearing lab coat

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

My test. Pretty happy positive boy using microscope while working in profile and smiling

Crop in vail. Smart good looking pleased boy holding vial while staring at camera and dressing in lab coat

Best worker. Selective focus of vials filled with liquid while boys hand stretching to them

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