KOUL, Anjni. EXPERIENCE OF TEACHING ABOUT THE COMPONENTS OF THE AIR AT THE ELEMENTARY LEVEL. SCHOOL SCIENCE, [S. l.], v. 52, n. 2, p. p.23–27, 2014. Disponível em: http://14.139.250.109:8090/index.php/SS/article/view/2167. Acesso em: 28 apr. 2025.