Antoine, Nzayisenga, Letanzio Mugo, and Hesbon Opiyo Andala. “Effect of Early Childhood Education on Cognitive Development of Pupils in Lower Primary Education in Rwanda”. Journal of Education 3, no. 6 (November 29, 2020). Accessed October 18, 2024. https://stratfordjournals.org/journals/index.php/journal-of-education/article/view/637.