Schoolchildren in white coats and protective eyeglasses drawing chemical formulas on chalkboard and looking at camera, science school concept - Stock Photo & Image

Boy and girl in white coats and protective eyeglasses standing together near chalkboard and smiling at camera, science school concept

Two beautiful students learn about chemistry inside the classroom

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Close-up partial view of schoolchild drawing chemical formula on chalkboard, science school concept

Portrait of little kids sitting at workplace with retro telephone and calculator

Portrait of smiling kids holding cards with light bulbs and looking at camera

Portrait of focused little boy talking on telephone at workplace isolated on grey

Portrait of little boy talking on telephone at workplace isolated on grey

Portrait of pensive little boy in eyeglasses sitting at workplace isolated on grey

Portrait of children holding sticky notes in hands isolated on grey

Portrait of little girl screaming into telephone tube at workplace isolated on grey

Portrait of little girl talking on telephone while boy sitting near by at workplace

Portrait of smiling kids sitting under pile of papers at workplace