Trials (3) Methodology (3) Education, Secondary (3) Procesos (3) Metodología (3) Enseñanza secundaria (3) Chili (2) Students (2) Reality (2) Learning, Psychology of (2) Experience (2) Diagnosis (2) Realidad (2) Estudiantes (2) Experiencia (2) Diagnóstico (2) Aprendizaje (2) Inclusive education (1) Origin (1) Textbooks (1) Teaching (1) Scientists (1) Sampling (1) Research (1) Reasoning (1) Production (Economic theory) (1) Pictures (1) Modeling (1) Mechanics (Persons) (1) Mechanical movements (1)