Descripción: “...This paper presents a case report illustrating an experience, its evolving process and subsequent results of a problem-based learning (PBL) application during five semesters in a Process Management and Control course for under graduate programs of Industrial Engineering and Management Engineering in Colombia. ...”

Descripción: “...Children still continuously aggressive at the age of ten, are related with difficult life conditions, school drop out, early sexual life beginning, alcohol consumingand difficulties to graduate. There are evidences which show how aggressive children lives can change through out modifying their aggressiveness level. ...”