THE FORMAL OPERATIONS: PIAGET'S CONCEPT, RESEARCHES AND MAIN CRITICS

This paper deals with Piaget's concept of formal operations, formal
operations reseraches and critics related to the concept. The first part of the work is
dedicated to the formal operations concept. The main characteristics of formal
operational thought and formal operations structure, as well as structure logical
model are presented in that part of the work. The second part is a review of formal
operational reseraches and it is divided in three parts: (1) problems of reseraches (2)
characteristics of applied methodology and (3) author approaches as a specific
research context. In the last part of the work the main cristics of formal operations
concept are presented and disscussed.