DEVELOPMENT OF DIGITAL BOOK-BASED TEACHING MATERIALS TO ENHANCE THE EFFECTIVENESS OF SCIENCE LEARNING FOR FOURTH GRADE AT MIT BERKAH. PIONIR: JURNAL PENDIDIKAN, [S. l.], v. 14, n. 2, p. 318–329, 2025. DOI: 10.22373/jr3qdp37. Disponível em: https://jurnal.ar-raniry.ac.id/index.php/Pionir/article/view/28341. Acesso em: 17 apr. 2026.