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Labor (1) Students (1) Schools (1) Research (1) Perspective (1) Paper (1) Nursery schools (1) Methodology (1) Identification (1) Girls (1) Emotions (1) Elementary schools (1) Education (1) Children (1) Chemical elements (1) Ability (1) Identificación (1) Niñas (1) Educación Primaria (1) Escuelas primarias (1) Estudiantes (1) Escuelas infantiles (1) Educación (1) Información (1) Perspectiva (1) Centros docentes (1) Papel (1) Niños (1) Investigación (1) Metodología (1)