Table 1.

Program content, potential mediators and outcomes targeted

Program component	Activities	Materials	Duration (in hours)	Potential mediators targeted	Outcomes targeted
Unit 1: My emotions	Presentation, brainstorming, role-playing, recall of experiences associated to emotions, drawing, plenary discussion	Colored hats, marking pens, post-it notes, papers, posters, CD or MP3 player	3–4	Emotion recognition and management (Balluerka, Aritzeta, Gorostiaga, Gartzia, & Soroa, 2013; Schutte, Malouff, Simunek, McKenley, & Hollander, 2002)	Well-being
Unit 2: Beyond stereotypes	Presentation, group work, game, plenary discussion	Photos, cards, posters	2	Critical thinking (Werle, 2004)	Aggressive behavior
				Effective communication skills (Segrin, Hanzal, Donnerstein, Taylor, & Domschke, 2007)	Well-being
Unit 3: Becoming men & women	Presentation, role-playing, group work, homework, plenary discussion	CD or MP3 player, newspapers or magazines, posters	2–3	Critical thinking (Werle, 2004), interpersonal skills (Polan, Sieving, & McMorris, 2013)	Aggressive behavior
				Interpersonal skills (Siu & Shek, 2010)	Well-being
Unit 4: Exploring the world of adults	Presentation, group work, role-playing, feedback, plenary discussion	Cards	2	Critical thinking (World Health Organization, 2003), decision making (Stephens et al., 2009), peer-pressure resistance skills (Leung, Toumbourou, & Hemphill, 2014; Simons-Morton & Farhat, 2010)	Health behavior (smoking/alcohol)
Unit 5: Let’s keep fit	Presentation, feedback on aggregate analysis of individual worksheets, description of healthy and unhealthy behaviors, plenary discussion	Worksheets on individual diet and physical activity behavior filled out by each student for 1 week	3–4	Critical thinking (World Health Organization, 2003), self-efficacy (Dishman, 2004; Long & Stevens, 2004)	Health behavior (healthy eating, physical activity)