“…-School programs and methodologies based on enrichment (i.e., an expansion of the training offer) that aim to increase competence in specific content-disciplinary areas, for example, related to science , mathematics (Kennard, 2013;Johnsen and Sheffield, 2021), and STEM (science, technology, engineering, and mathematics) subjects (Taber et al, 2017), earth science (College of William & Mary's Center for Gifted Education, 2021a,b,c), music (Savage, 2012), art (Earle, 2013), physical education and sport (Morley and Bailey, 2013), and in the study of the English language (Reid, 2019). -Programs to develop soft skills such as leadership skills (Bean, 2021;Boswell et al, 2021), critical reading skills Review process PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) (Page et al, 2021). Annual scientific production in the decade 2011-2021.…”