WINARSIH, Sri; SARI, Nurul Husnah Mustika. The effect of the hands-on activity learning model assisted by the opportunity board on students’ mathematical representation ability. Journal Focus Action of Research Mathematic (Factor M), [S. l.], v. 8, n. 2, p. 162–179, 2025. DOI: 10.30762/f_m.v8i2.5030. Disponível em: https://jurnalfaktarbiyah.iainkediri.ac.id/index.php/factorm/article/view/5030. Acesso em: 7 sep. 2026.