%0 Journal Article %T Research Activities As a Mean of Intellectual Development of Primary Schoolchildren %A Vinogradova, N.F. %A Rydze, O.A. %K younger schoolchild; learning process; search and research activities; intellectual development; subject achievements; metasubject achievements; Federal state educational standard for primary general education %J Primary Education %D 2021 %N 9 %P 8 %I INFRA-M Academic Publishing LLC.