Key points are not available for this paper at this time.
Joseph Kahne, Bernadette Chi, Ellen Middaugh, Building Social Capital for Civic and Political Engagement: The Potential of High-School Civics Courses, Canadian Journal of Education / Revue canadienne de l'éducation, Vol. 29, No. 2, Democracy and Education / La démocracie et l'éducation (2006), pp. 387-409
Kahne et al. (Sun,) studied this question.