L'horari d'estiu, explicat de forma senzilla

L'horari d'estiu: Primer guanyes una hora, després la perds. Dues vegades a l'any, durant la nit, els rellotges es reajusten en una hora. Almenys en la majoria de països. Però, ¿com funcionava exactament? Era una hora més? O una menys? Mira aquest simple show i ho sabràs amb seguretat! Autor: Felix Herbst Fes clic aquí per veure més vídeos: https://alugha.com/mysimpleshow

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