NINGSIH, Widia. NEED ANALYSIS OF CASE-BASED (CREATIVE, ACTIVE, SYSTEMATIC, EFFECTIVE) TEACHING MATERIALS TO IMPROVE STUDENTS’ PROBLEM SOLVING AND CREATIVE THINKING ABILITY. Jurnal Pelita Pendidikan, [S. l.], v. 12, n. 3, p. 096–104, 2024. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/pelita/article/view/66835. Acesso em: 6 jul. 2025.