“…However, they do not comply with the previously corroborated idea that rewards provoke a higher level of external motivation [25,27], since group work is valued and not individual performance [16], through problem solving [52]. It is also true that studies do not show clear results, as there are studies that show a positive effect on motivation through gamification [15,23,24,37,53], while others do not [25,43,[54][55][56]. However, in our case, motivation was related neither to psychological needs nor to cooperative learning, so these data have to be taken with caution and more interventions are needed to concretize these results in the future.…”