IMPACT OF IMMEDIATE REINFORCEMENT TOWARDS IMPROVING THE ACADEMIC PERFORMANCE OF PUPILS AT BASIC SCHOOL LEVEL IN NIGERIA. Journal of Scientific Development for Studies and Research (JSD), [S. l.], v. 5, n. 19, p. 56_66, 2024. DOI: 10.61212/jsd/239. Disponível em: https://jsd.sdasmart.org/index.php/jsd/article/view/239.. Acesso em: 26 sep. 2025.