HASNA ALHAZIMATU SHUFIYA; AINI, Nuraini; TUTI HAYATI. Validity and Reliability of Formative Assessment in STEAM Learning Based on Mount Merapi Eruption Experiment at the Foundational Phase. JAPRA (Jurnal Pendidikan Raudhatul Athfal), [S. l.], v. 8, n. 2, p. 69–80, 2025. Disponível em: http://journal.uinsgd.ac.id/index.php/japra/article/view/59888. Acesso em: 2 nov. 2026.