• Propuesta teórico-didáctica para la enseñanza y aprendizaje del concepto del área. 

      Morales Carballo, Armando; Marmolejo Valle, Jose Efren; Ríos Parra, Bernardo; Damian Mojica, Angie (PREMISA, 2019-04)
      A theoretical-didactic proposal for the planning of teaching of the concept of area of simple polygons in the preuniversity is described. It presents two hypothetical learning trajectories, the first is based on counting ...
    • Teaching-learning about optimization problems: a close up through the use of GeoGebra software. 

      Morales Carballo, Armando; Marmolejo Vega, Jose Efren; Locia Espinoza, Edgardo; Alejo, López González; Damian Mojica, Angie (International Journal of Research in Education Methodology, 2019-01)
      A teaching-learning proposal is described for the treatment of optimization problems in the pre-university student. The theoretical-methodological elements fall into the heuristic principles and resources and the use of ...