The present investigation, of type preexperimental there was realized in the Educational Institution Fátima N's Virgin Initial º 1682, during the months of Julio - August, 2009, with the purpose of determining the “Efficiency of the Educational Program: Improving my Saberes it brings over of school Loncheras, in the Level of Knowledge, of parents of pre-school children”. The sample was constituted by 30 family parents who fulfilled the criteria of choice mentioned in the investigation. For the compilation of information the instrument was in use: Scale of Knowledge on Loncheras (ECL), being the obtained information tried and analyzed by means of: the statistical test "t" of Student for related samples; the results are presented in tables of simple, double entry and graphs. With the obtained results we come to the following conclusions: - 76.6 per cent of parents of pre-school they ...