Fototapeta A group of young pupils wearing safety goggles, eagerly conducting a chemistry experiment with colorful liquids in test tubes, smiling and learning together in a classroom lab.

A group of young pupils wearing safety goggles, eagerly conducting a chemistry experiment with colorful liquids in test tubes, smiling and learning together in a classroom lab.

Numer zdjęcia: 1143824041, autor: © HO

Tytuł: A group of young pupils wearing safety goggles, eagerly conducting a chemistry experiment with colorful liquids in test tubes, smiling and learning together in a classroom lab.

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