Learning justice is basic for citizens. The central problem of this research is to assess how high school students learn the virtue of Justice. This research aimed to assess how high school students build this virtue. This article focuses the didactic proposal which was developed by third grade high school students who could organize their thinking and practice about justice through reading and writing texts. It was possible for these students to observe themselves about their knowledge of justice and how the concept of this virtue was achieved. The theoretical foundation is Alasdair MacIntyre's moral philosophy. This philosopher points to moral disorder in today society and calls our attention to moral emotivism. He considers the Aristotelian virtues in a twenty first century's account as a paradigm for moral living. This is a quality research and its methodology was Sensible Listening as described by Rene Barbier. The data were analyzed according to Laurence Bardin's theory. The results show that students had been gradually changing the emotive concept of justice to the concept of justice as a virtue.
Assessing; Ethics; Justice; Moral Education; Emotivism