DIDACTIC PRINCIPLES FOR COMPETENCY-BASED TEACHING OF NATURAL SCIENCES IN GENERAL SECONDARY EDUCATION. Intent Research Scientific Journal, [S. l.], v. 5, n. 4, p. 12–18, 2026. Disponível em: https://intentresearch.org/index.php/irsj/article/view/483. Acesso em: 28 apr. 2026.