MANDAGDAG, J.; GOLEZ, R.; CLOSA, B. G. The Impact of Remedial Classes on the Performance of Grade 7 Learners in Mathematics Using the Project TAPPPIK. Educational Challenges, Kharkiv, UA, v. 29, n. 1, p. 99-112, 2024. DOI: 10.34142/2709-7986.2024.29.1.07. Disponível em: https://www.educationalchallenges.org.ua/index.php/education_challenges/article/view/219. Acesso em: 7 jun. 2026.