Table 2. Cost of staff participation and tasks performed during the active learning activity.

Implementation phase	Number of people involved	Description	Number of people involved	Average cost per hour (R$)	Average cost per hour (PPPs)
Preparation of instructional material	3	Coordinator	1	86.22	34.08
		Assistant Teacher	1	12.50	4.94
		TEAM* teacher	1	2.27	0.90
Tutors’ training and engagement	19	Coordinator	1	86.22	34.08
		Tutors	16	10.51	4.15
		TEAM* teacher	2	2.27	0.90
Didactic Lecture	1	Lecturer	1	96.18	38.02
Practical laboratory training	25	Coordinator	1	86.22	34.08
		Assistant Teacher / Tutors	16	10.51	4.15
		TEAM* teacher	2	2.27	0.90
		Lab technician	1	49.53	19.58
		Cleaning staff	4	27.56	10.89
		Security officer	1	6.25	2.47

*TEAM refers to Teacher Education And Mentoring (TEAM) Program.