Аннотация:Spatial ability (SA) was shown to be important for success in different fields, including STEM. Multiple interventions for SA improvement are suggested in the literature, but it is unclear which SA facet should be targeted for more effective interventions. This is partly because it is still unclear whether SA is a unitary construct or a set of related skills and how it relates to general cognitive ability. The aim of the present study was threefold: (1) to replicate previous findings of unifactorial structure of SA; (2) to check whether spatial ability is distinct from general cognitive ability; and (3) to identify SA facets for interventions by means of network analysis. The data was collected from 537 students from Russia using 16 SA tests. Results supported previous research, suggesting moderate overlap between all SA facets. Factor analysis suggested several potential structures, including split into small- and large-scale; manipulation, visualization, and navigation, with similar fit indices for five different theoretically –driven models. Confirmatory factor analysis, mediation and network analyses showed spatial ability being largely independent from verbal ability. In addition, network analysis showed that navigation according to directions is in the centre of network, potentially linking all SA facets. The results call for experimental studies that evaluate the effectiveness of interventions targeting navigation in comparison to other facets of SA.