摘要:This study aims to present Portuguese students’ perceptions about their social intelligence and to analysis and discussion of the differences between groups according to their school grade. Participants are adolescents attending the 8th, 10th and 11th grades of Portuguese public schools. Adolescents were administered the Cognitive Test of Social Intelligence (CTSI; Candeias, 2007), a pictorial self-report instrument, aimed at the diagnosis of adolescents needs capabilities, experience and motivation to deal with interpersonal situations. Resultsof indicate the existence of statistically significant differences between three school grades.Problem Solves and Motivation indexes.