1) Tourists at an exhibition of materials and documents on the history of the Bolshevik organizations of Transcaucasia and Georgia. Exhibits of the exhibition. 2) Pioneers on excursions in the paleontological museum, in the planetarium. They look at the starry sky through a telescope. 3) Bashkir village. Young naturalists are packing exhibits to be sent to the All-Union Agricultural Exhibition, caring for young apple tree seedlings, caring for rabbits.