HUSNUL KHOTIMAH; AMIN HARAHAP; LILY ROHANITA HASIBUAN. The Effectiveness of Digital Learning Media Based on Project Based Learning Assisted by Geogebra Classroom on Mathematics Learning Outcomes of Vocational High School Students. EduMatSains : Jurnal Pendidikan, Matematika dan Sains, [S. l.], v. 10, n. 4, p. 349–359, 2026. DOI: 10.33541/edumatsains.v10i4.8082. Disponível em: https://ejournal.uki.ac.id/index.php/edumatsains/article/view/8082. Acesso em: 25 jun. 2026.