<p>Mental skills and motivation are key factors in learning and performance. The aim of this work is to study the interaction between mental skills and different forms of motivation in physical education and sport. A sample of 202 high school students including 100 boys and 102 girls participated in this study. In order to assess mental skills, we used the Ottawa Mental Skills Assessment Tool (OMSAT-3) test and to assess different forms of motivation, we used the Sport Motivation Scale (SMS-28). The results of the principal component analysis (PCA) identified three components that we named: intrinsic commitment, cognitive-emotional control and extrinsic commitment.</p>