Кванториада-2019
Чăваш Енĕн шкул ачисем – тĕнчери чи лайăх çамрăк инженерсен шутĕнче. Вĕсем нумаях пулмасть Мускавра иртнĕ «Кванториада» ăмăртура палăрнă.
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