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This paper presents an analysis of the sound frequency emitted by the Colombian Vallenata music instrument, the Guacharaca. A description of the sound waves is made, relating them to the structure and material of the instrument. The analysis was carried out with eleventh grade students from CASD Simon Bolivar in Valledupar, Colombia. The effectiveness of the teaching strategy was analyzed using the Hake normalized gain, observing a very good appropriation of the themes by the students.

Study of the frequency of the sound waves emitted by the typical Colombian vallenato music instrument: The Guacharaca