Des filles en cours de chimie. Partenaires des laboratoires scolaires. Des enfants occupés par l'expérience. Tubes à essai avec des substances colorées. Analyse chimique et observation de la réaction. Matériel scolaire pour laboratoire . - Photo & image de stock

Girls on school chemistry lesson. School laboratory partners. Kids busy with experiment. Test tubes with colorful substances. Chemical analysis and observing reaction. School equipment for laboratory.

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At chemistry lesson. Little school children holding test tubes at lesson. Small schoolgirls learning lesson at school. Having school lesson in science classroom.

At chemistry lesson. Little school children holding test tubes at lesson. Small schoolgirls learning lesson at school. Having school lesson in science classroom.

Girls on school chemistry lesson. School laboratory partners. Kids busy with experiment. Chemical analysis and observing reaction. Test tubes with colorful substances. School equipment for laboratory.

School laboratory partners. Chemical analysis. Test tubes with colorful substances. School equipment for laboratory. Girls on school chemistry lesson. Kids busy with experiment. School education.

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Girl and boy smart students conduct school experiment. Describe chemical reaction notepad. School education. Chemical analysis. Kids busy study chemistry. School chemistry lesson. School laboratory.

School education. Chemical analysis. Kids study chemistry. School chemistry lesson. School laboratory. Girl and boy communicate while conduct school experiment. Children studying together classroom.

Chemical analysis. Kids busy study chemistry. School chemistry lesson. School laboratory. Girl and boy smart students conduct school experiment. Describe chemical reaction notepad. School education.

Children studying together classroom. School education. Chemical analysis. Kids study chemistry. School chemistry lesson. School laboratory. Girl and boy communicate while conduct school experiment.

Girl and boy communicate while conduct school experiment. Children studying together classroom. School education. Chemical analysis. Kids study chemistry. School chemistry lesson. School laboratory.