白衣と保護ガラスの後ろに黒板で深刻な少女の肖像画 - ストックフォト＆画像

They carried out a new experiment in chemistry. Happy little scientist making experiment with test tube. Back to school. Back to school and home schooling

Portrait of girl in white coat with flask with chalkboard behind in science laboratory

Lab microscope and testing tubes. My chemistry experiment. Back to school and happy time. Cheerful smiling little boy having fun against blue wall

Surprised scientist child with glasses in lab coat with chemical flasks having an idea, school blackboard background with science formulas, back to school and successful female career concept

A chemistry demonstration. Back to school. Child from elementary school. Portrair close up. They carried out a new experiment in chemistry

What is taught in chemistry. Lesson Plans - Middle School Chemistry. The Science Classroom. It was a little chemistry experiment

School chemistry lessons. Child in the class room with blackboard on background. School concept. Chemistry science. Biology experiments with microscope

Lab microscope and testing tubes. My chemistry experiment. Back to school and happy time. Cheerful smiling little boy having fun against blue wall

Side view of shocked boy in white coat and protective glasses making experiment

Shocked boy in white coat and protective glasses after experiment in science laboratory

Portrait of little boy in lab coat and protective glasses with chalkboard behind

Little scientist in white coat holding magnifier in chemical lab, science school concept

Portrait of little boy in lab coat and protective glasses with chalkboard behind

Cropped shot of little scientist with tweezers taking hair sample from boy in white coat sitting in science laboratory

Shocked boy in white coat and protective glasses after experiment in science laboratory

Little scientist in white coat and protective eyeglasses holding clipboard and smiling at camera, science student concept

Schoolboy in goggles holding flask in chemical lab, science student concept