Efektivitas Gamifikasi Wordwall dalam Meningkatkan Keterampilan Communication Siswa Abad 21. IEC: Journal of Educational Innovation, [S. l.], v. 2, n. 2, p. 21–34, 2026. Disponível em: https://research.iecjournal.com/index.php/IEC-JEI/article/view/31.. Acesso em: 12 nov. 2026.