The aim of the study was to explore the developmental changes in the components of cognitive autonomy of adolescents in the period between 11th and 13th year of age. The research was carried out in 63 primary schools in one 6th grade class in each school. The pupils in 31 classes underwent the Unplugged program. The data were collected at five measurement points and 497 pupils participated in all of them (40.5% boys, T1: