“…It is aimed at students aged 6 to 18 and consists of 60 items, with a Likert-type response scale ranging from 1 (never happens to me) to 4 (always happens to me), that evaluates the Total EI (capacity for emotional and social functioning in general, including coping with daily demands and pressures) and the following dimensions of EI (Bar-On & Parker, 2003): (1) Intrapersonal (capacity for understanding and expressing feelings), (2) Interpersonal (capacity for understanding others and relating with people), (3) Stress Management (capacity for managing and controlling emotions), (4) Adaptability (capacity for managing change and solving problems), and (5) the scale of General mood (capacity for being positive and optimistic). The questionnaire has proven psychometric characteristics (Bar-On & Parker, 2000López-Zafra, Pulido & Berrios, 2014;Pérez-Escoda, Filella, Alegre & Bisquerra, 2018;Prieto et al, 2017;Sánchez-Teruel & -Bello, 2018;Sotil et al, 2008) with values ranging from α = .84 for the intrapersonal scale to α = .89 for the total questionnaire (Parker et al, 2004), and from α = .63 to α = .83 (Ferrándiz et al, 2012;Ferrando, 2006;López-Zafra et al, 2014), and from α = .878 (Bermejo, Ferrando, Ferrándiz & Prieto, 2006) to α = 895 (Prieto, Bai, Ferrándiz & Serna (2007) for the entire scale. Academic achievement was measured by external reading, writing, and arithmetic test (RWA test) (CEJD, 2014a, 2014b) and internal assessment tests (subject grades).…”