Iskolai végzettséggel. Érdekes megközelítés tanulni. Kölyök, mint a kísérlet. Vizsgálja meg és vizsgálja. Iskolai lecke. Lány aranyos tanuló játszani kémcsöveket és színes folyadékok. Iskola-kémiai kísérlet. - Stock fotó és kép

Future scientist. Explore and investigate. School lesson. Interesting approach to learn. Girl cute school pupil play with test tubes and colorful liquids. School chemical experiment. School education.

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