NIYITEGEKA, Thierry; KAMUHANDA, Dany. Evaluating the Effectiveness of a Mathematics Word Problem Mobile App in Enhancing Problem-Solving Skills Among Lower Secondary Students in Kicukiro District, Rwanda. Journal of Research in Mathematics, Science, and Technology Education, [S. l.], v. 3, n. 2, p. 90–103, 2026. DOI: 10.70232/jrmste.v3i2.60. Disponível em: https://spm-online.com/jrmste/index.php/journal/article/view/60. Acesso em: 12 apr. 2026.