In fulfillment of the fourth goal of the Sustainable Development Goals (Quality Education), a master's thesis entitled "The Effect of Using Marill-Hardman's Brain-Directed Teaching Model on Fourth-Year Science Students' Achievement in Biology and the Development of Their Psychological Capital" was discussed in the College of Education for Pure Science at the University of Mosul on Wednesday, July 23, 2025. The study, presented by the student Rahma Muhammad Muhiiddin Qasim from the Department of Biology, examined the effect of Marill-Hardman's Brain-Directed Teaching Model on the achievement of fourth-year secondary school students in biology and the development of their psychological capital. The researcher [Read More]