MAWARDAH, Riskiatul; ZULIANA, Eka; SUMAJI, Sumaji; THAMAE, Lefa Clement. Development, Validity, and Effectiveness of an Ethnomathematics-Based Learning Medium Using Menara Kudus to Improve Fifth-Grade Students’ Understanding of Quadrilateral Area. Elicit Journal of Education Studies, [S. l.], v. 2, n. 2, p. 90–98, 2026. DOI: 10.65820/ejes-7vol2-issue2-2026. Disponível em: https://journal.elicitpublisher.com/index.php/ejes/article/view/237. Acesso em: 16 aug. 2026.