SARI, Rr. Lis Permana. The implementation of chempuzzle in increasing students’ understanding of atomic structure, elements periodic system, chemical bonding, and basic laws of chemistry concepts. JOURNAL OF EDUCATION, [S. l.], v. 1, n. 2, 2010. Disponível em: https://journal.uny.ac.id/index.php/joe/article/view/196. Acesso em: 15 may. 2025.