MANURUNG, Huala Samuel; PANGGABEAN, Freddy Tua Musa; PURBA, Jamalum; SIREGAR, Tiurlina. COMPARATIVE ANALYSIS OF STUDENTS’ MOTIVATION AND LEARNING ACHIEVEMENT THROUGH PROJECT-BASED LEARNING AND PROBLEM-BASED LEARNING ASSISTED BY INSTRUCTIONAL VIDEOS IN REACTION RATE LEARNING. Jurnal Ilmu Pendidikan Indonesia, [S. l.], v. 14, n. 3, p. 158–166, 2026. DOI: 10.31957/jipi.v14i3.5996. Disponível em: https://mail.ejournal.uncen.ac.id/index.php/JIPI/article/view/5996. Acesso em: 10 oct. 2026.