00674naa#a2200169#i#450# EN\INFRA-M\bibl\39082 20240713200927.6 1998-0728 20200827b2020####ek#y0engy0150####ca RU Mastering the Methods of Cognition of Natural Phenomena As an Important Component of the Natural Science Functional Literacy of a Primary Schoolchild Journal article Moscow INFRA-M Academic Publishing LLC. 2020 4 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 Timofeeva L. L. naukaru.ru