EKA FUJI ASTUTI; SRI REZEKI. THE VALIDITY OF CUBE AND BLOCK MATERIAL LEARNING DEVICES USING A REALISTIC MATHEMATICS EDUCATION (RME) APPROACH . Mathematics Research and Education Journal, [S. l.], v. 7, n. 1, 2023. DOI: 10.25299/mrej.2023.vol7(1).12266. Disponível em: https://journal.uir.ac.id/index.php/JPM/article/view/12266. Acesso em: 21 jul. 2026.