1. Introduction Over the years, the

1. Introduction Over the years, there has been the social demand that standard education provide students with the necessary tools to be able to adapt to society’s constant changes. A fundamental aspect in order to satisfy this demand is to promote autonomy and self-sufficiency among students [1,2] and to improve the learning atmosphere [3], reducing the dependence on the teacher and increasing cooperative work with classmates [4]. Among the most influencing variables on adherence to school and academic performance we can find motivation, which has a positive effect on school performance and grades [5], and satisfaction of basic psychological needs, which are key variables in the learning process and, therefore, in the improvement of academic grades [6]. There are two major theories regarding motivation. On one hand,the“Achievementgoaltheory”[7],basedontheindividual’spositionasregardsthemotivations for their behaviours and, on the other hand, the “Self-determination theory”