The Development of Thinking and the Formation of Concepts in the Adolescent

The teaching of a purely quantitative evolutionEvolution of thinkingThinking in the transitional period and its criticism—The evolution of the content and form of thinking in the transitional age—The theory of the development of higher psychological functions and the problem of intellectual development in the adolescent—The formation of concepts as the central phenomenon of the whole of adolescent psychology—The methods for researching concepts—The research of Ach and Rimat—The functional technique of dual stimulationFunctional technique of dual stimulation and the inquiry into concept formation—Research on the process of concept formation—Three levels in the development of the function of concept formation: the level of syncretic images; the level of concrete complexes; the level ofPotential concept potential concepts—The structure and mode of formation of true concepts—Changes in the content of thinkingThinking in relation to the concept formation—Comparative studies of the forms of thinking in the child and in the adolescent.