Methods for determining the formation logical actions of constructing reasoning in younger teenagers

The article describes the content of the research aimed at developing and testing a methodology that allows determining the formation of logical reasoning in younger adolescents in a group form. The requirements for the methodology are given and the content of its development is presented. It is shown that the proposed diagnostic task differentiates younger adolescents by the level of formation of logical actions of constructing reasoning in situations of solving plot-logical problems of various types.