Cognitive conflict 2 Conflicto cognitivo Aprendizaje significativo 1 Conceptual enrichment 1 Conceptual enrichmentTeaching–Learning of Physics 1 Crucial experimental practice 1 Enriquecimiento conceptual 1 Enseñanza 1 Enseñanza–aprendizaje de la física 1 Ideas previas 1 Meaning 1 Meaningful learning 1 Prior ideas 1 Práctica experimental crucial 1 Sentido 1 Teaching 1 Teaching–Learning of Physics 1