QOINI, anisa zatun nitha; GHATSA, naura anandia .; MALA, silvia nuril .; UTAMI, susia .; PUSPITA, wulan . THE EFFECT OF STAIRCASE MEDIA ON UNDERSTANDING THE CONCEPT OF LENGTH MEASUREMENT IN ELEMENTARY SCHOOL. Journal of Pedagogical Content Knowledge, [S. l.], v. 1, n. 2, p. 69–74, 2025. DOI: 10.23960/jpck.v1i2.1188. Disponível em: https://jurnal.pbs.fkip.unila.ac.id/index.php/JPCK/article/view/1188. Acesso em: 9 jul. 2026.