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Two girls doing chemical experiments

Two girls blond and brunet and black boy, with microscope, test tubes and flasks conducting experiments, isolated on white

Two girls doing chemical experiments

Two girls doing chemical experiments

Two girls blond and brunet and black boy, with microscope, test tubes and flasks conducting experiments, isolated on white

Two girls doing chemical experiments

Two girls doing chemical experiments

Girl making chemical experiments, isolated on white

Glass flasks with multi-colored liquids at the chemistry lesson

Glass flasks with multi-colored liquids at the chemistry lesson

Glass flasks with multi-colored liquids at the chemistry lesson

Girl makes a chemical experiment in a chemistry lesson

Schoolgirls and teacher in the classroom

Girl in classroom