This article considers linguistic and cultural explanation as an effective means of developing the linguocultural competence of primary school students during the process of learning Russian. It substantiates the relevance of addressing the cultural content of language units at the initial stage of learning, particularly within the context of bilingual education. The author reveals the essence of linguistic and cultural explanation, distinguishing it from traditional lexical explanation and highlighting its didactic potential in the primary language education system. The basic principles and objects for employing these explanations in Russian language lessons are established. Finally, the article provides examples of tasks and methodological techniques aimed at fostering an understanding of culturally marked language units, speech formulas, and norms of speech behavior among young learners.