摘要:This article presents the results of a study which compares the effect generated by the problem-based learning strategy (ABP) and the Diagrama V de Gowin Dosificado (DVGD) on the student’s performance.This study was carried out specifically in the learning about the chemical reactions classification in third-year students at the Liceo Bolivariano Militar Experimental Coto Paul de Barquisimeto-Venezuela, 2010-2011. A sample of 70 students which was divided into two groups (A and B), was used. The results show no statistically significant difference in the assessment average on the post-tests.