SUMOI, Nickline; DZAINUDIN, Masayu; MAMAT, Nordin. Improving the Skills of Recognizing 2D and 3D Shapes in Early Mathematics Learning Through "The use of Existing Materials" in Preschool Pasti Al-Husna Hulu Bernam: Meningkatkan Kemahiran Mengenal Bentuk 2D dan 3D dalam Pembelajaran Matematik Awal Melalui “Penggunaan Bahan Maujud” di Prasekolah Pasti Al-Husna Hulu Bernam. Jurnal Pendidikan Bitara UPSI, [S. l.], v. 15, p. 160–171, 2022. DOI: 10.37134/bitara.vol15.sp.15.2022. Disponível em: https://ejournal.upsi.edu.my/index.php/JPB/article/view/7182. Acesso em: 5 dec. 2025.