PENGARUH PROJECT BASED LEARNING TERHADAP KEMAMPUAN BERPIKIR KRITIS MATEMATIS SISWA: THE INFLUENCE OF PROJECT BASED LEARNING ON STUDENTS MATHEMATICAL CRITICAL THINKING ABILITY. Abacus: Academic Journal of Mathematics Learning and Education, [S. l.], v. 2, n. 01, p. 78–93, 2021. DOI: 10.59605/abacus.v2i01.162. Disponível em: https://jurnal.upg.ac.id/index.php/abacus/article/view/162.. Acesso em: 20 may. 2024.