The article presents some theoretical contributions on research on Historical-cultural psychology and historical-cultural Theory of Activity for pedagogical thinking. Initially, it suggests paths for lines of investigation in didactics with relation to processes of formation of concepts and development of thinking. It then presents a brief history of the Historical-cultural Theory of Activity and of fundamental concepts based on Vygotsky and some of his followers. Finally, it presents Vasili Davydov's ideas on the relation between teaching and mental development and the bases of developmental teaching directed to the formation of theoretical thinking.
didactics; Vasili Davydov; Historical-cultural Theory of Activity