ANASO , Joy. EFFECTS OF CONCEPT MAPPING AND DEMONSTRATION STRATEGIES ON ACHIEVEMENT AND RETENTION OF MOLE CONCEPTS AMONG SECONDARY CHEMISTRY STUDENTS IN ZAMFARA STATE. CONFLUENCE JOURNAL OF EDUCATION AND KNOWLEDGE MANAGEMENT, [S. l.], v. 1, n. 2, p. 111–122, 2024. Disponível em: https://cjekm.ng/index.php/cjekm/article/view/34. Acesso em: 12 oct. 2025.