RETNO BUDI RAHAYU; RESMIATI; RAHMAWATI. Meningkatkan Kemampuan Mengenal Bentuk Geometri Tema Lingkungan Media Puzzle Ball Berbantuan Whatsapp di Masa Covid-19 RA Al Khoiriyyah 02 Semarang. EduSpirit : Jurnal Pendidikan Kolaboratif, [S. l.], v. 1, n. 1, p. 131–136, 2024. Disponível em: https://journal.makwafoundation.org/index.php/eduspirit/article/view/880. Acesso em: 9 jul. 2025.