CCC (cross curricula competences) are skills that are not directly explained in the official curricula that the school contributes to promoting and training in adolescents. These skills are considered essential so that young people can carry out their task as citizens, master work commitments in their future occupational roles and develop motivational availability and lasting learning skills. The inclusion of these skills in the PISA survey plan derives from the recognition of the importance attributed by the educational systems of the OECD countries to the development by young people of study skills, critical, comparative and problem solving skills as well as motivational strategies / affective that can promote lifelong learning processes.

To this end, the participant must have effective self-regulating learning abilities, or skills that are activated selectively by students to exercise control over their learning process and study activities (at school and at home) in order to make their own optimal school results and more generally to interact positively with their learning environment. To this end, tools are also included for the detection of social competences towards comrades and teachers.assessed through a variety of means.”