School children (3) Bachillerato (3) Escolares (3) Students (2) Social sciences (2) Research (2) Peace (2) Ethnology (2) Education (2) Peace--Study and teaching (2) Educación para la paz (2) Estudiantes (2) Educación (2) Ciencias sociales (2) Investigación (2) Pedagogía (2) Paz (2) Antropología cultural y social (2) Labor (1) Youth (1) Toleration (1) Time (1) Possibility (1) Philosophy (1) Leisure (1) Language and languages (1) Interviews (1) Interpersonal relations (1) Hope (1) Good and evil (1)