SURENDREN, N. N.; KARUPAIAH, T. Eco-MagneTech Playground: A Prototype for Integrating STEM and Sustainability in Primary Education. PPSDP International Journal of Education, [S. l.], v. 5, n. 1, p. 1–17, 2026. DOI: 10.59175/pijed.v5i1.878. Disponível em: https://ejournal.ppsdp.org/index.php/pijed/article/view/878. Acesso em: 10 jul. 2026.