The purpose of this study is to achieve an initial approach to the construction of an evaluation scale of academic motivational processes, attributional styles and goals, directed to the high school and university students. It aims to determine what is the factorial structure, the reliability and factorial or construct validity of the CEAP48 Scale, with the participation of students from mandatory secondary educational centers and university in Galicia´s context. This paper attempts to the development of a psychological evaluation and validation instrument that may yield information on specially relevant variables related to the academic motivational process, the causal attributions and the academic goals, with the purpose of counting with possible resources and with a means for psychoeducational evaluation that might expedite research, school and counseling in secondary and higher education contexts.