La selección de contenidos conceptuales en los programas de estudio de Química y Ciencias Naturales chilenos: análisis de los niveles macroscópico, microscópico y simbólico
This tool is under development and it is available in Beta Test version
This tool is under development and it was published with the objective to test the usage and performance. All the indicators are real and they are gradually being loaded. Slowness and out of service problems may occur in this version.
