“…Enjoyment, for example, has been shown to influence subsequent interest, effort, and mastery-approach goals (Ainly & Ainly, 2011;Dettmers et al, 2011;Putwain, Larkin, & Sander, 2013;Senko & Harackiewicz, 2005). Interventions derived from positive psychology and implemented in instructional contexts have shown how seemingly simple exercises, such as asking students to identify and reflect on their strengths can have powerful results on achievement-related beliefs, motivation, and performance (Green, Oades, & Robinson, 2011;Sin & Lyubomirsky, 2009;Waters, 2011).…”