Аннотация:Objective of the study was to analyze correlations between regulatory functions and physical activity in primary school groups. Methods and structure of the study. We sampled for the study the 8 yearold 2grade students (n=103, 47 boys and 56 girls) at Moscow schools and split them up into unsporting Group 1 (n=49) and sporting Group 2 (n=54) of individuals trained at least twice a week for 45+min in 1+ sport groups on an offclass basis for at least one year. The sample was tested on an individual basis, with the test data processed by SPSS 21.0 software written in Rlanguage (version 4.0.3). We used NEPSYII Neuropsychological Test System (designed to test mental functions in the 316yearolds) to rate the selfregulation elements in the sample. Visual operational memory was rated by a Design Memory subtest; restraining control by an Inhibition subtest run in two series with different triggers/ stimuli; cognitive flexibility by a Sorting Animals subtest using cards with animals; and the shortterm auditory memory was rated by the A.R...