Directed research as strategy for development of science skills

Presents the results of a research conducted with senior students of a public school in the Bogota city, which was designed to develop scientific skills proposed by the conceptual framework of scientific literacy of Programme for International Student Assessment (PISA), throughout the implementation of a teaching strategy based on the researching learning model focused on a study about chemical pollution of water. The classroom intervention was guided by the methodological approach of action-research and it was proposed in three fundamental stages, in which performance levels of students were identified in the initial and the final stage of the intervention as well as a monitoring of inherent process in each skill.