NENCHIDIRKA GOBANG, I.; TABITHA KAMJI , PHD, D.; JOHN-MARK , D.; REKWI, R. . . EFFECTS OF PROBLEM-BASED LEARNING STRATEGY ON SENIOR SECONDARY TWO STUDENTS’ ATTITUDE TOWARDS ‘MOLE’ CONCEPT CHEMISTRY IN JOS NORTH, PLATEAU STATE, NIGERIA. BW Academic Journal, [S. l.], 2025. Disponível em: https://bwjournal.org/index.php/bsjournal/article/view/2644. Acesso em: 23 jun. 2026.