The reference problem in the didactic of curriculum

The school activities don't usually have their objectives in theirselves. They are related to professional, domestic and social activities out of the school. Through the school, we try to develop students in khowledges, habits, capacities that will allow to announce them of those activities. The reference problem tries to elucidate the relationships between the activities and the social practices, and to clear the decisions in the construction of the curriculum that depends directly on the choices about those relationships and on the reference domains.