KURNIA, Irma; LESTARI, Tuti. The Effect Of Project Based Learning Model Based STEM On The Knowledge Competence Of Class VII Students Of SMPN 8 Payakumbuh. Universe, [S. l.], v. 6, n. 1, p. 53–62, 2025. DOI: 10.24036/universe.v6i1.588. Disponível em: http://universe.ppj.unp.ac.id/index.php/universe/article/view/588. Acesso em: 18 apr. 2026.