For some years La Sabana University in its Master in Education is developing Parallel Schwl. This is the reason why TV behaviour in groups of different age has been analysed in order to observe how values are shown or how they are being modified or reassured by messages broadcast in the different TV channels. The research A Cntical Analysis Model of TV Message , in its second phase found out that the critica1 reflection workshop, using Regnier's abacus qualitative technique is an altemative to develop values in adolescents and other groups of age.