1987'6, p.31
Chuprikova N. I.
Changes in the cognitive representation of objects in the process of mental development

Present-day psychological and psychophysiological data concerning transition with age from integral perception of multi-dimensional objects to discrete representation of their particular features are systematically reviewed. It is argued that the most fundamental mental process in the senior pre-school and in the junior school age is the process of cognitive differentiation which is manifested in a number of peculiarities of attention, perception and thinking, and which results in ever better voluntary control over cognitive functions.