ยศสิริพิมล ภ.; แหยมแสง ว.; แหยมแสง น.; หาดแก้ว ภ. The Effects of Mathematics Learning Activities on Fractions Based on the Constructivism Theory on Matthayom Sueksa One Students. Ramkhamhaeng Research Journal of Humanities and Social Science, [S. l.], v. 23, n. 2, p. 1–15, 2020. Disponível em: https://so05.tci-thaijo.org/index.php/rusoc/article/view/248884. Acesso em: 16 sep. 2026.