Acosta JE, De Guzman MF. Challenges in Cooperative Learning Approach in Secondary Social Studies Instruction, Zone 1, Department of Education, Division of Zambales, Philippines. IJMABER [Internet]. 2025 Mar. 23 [cited 2025 Jul. 5];6(3):1001-9. Available from: https://ijmaberjournal.org/index.php/ijmaber/article/view/2341