The website is dedicated to the study and practice of music theory and the development of aural skills. We have been part of the Internet community since January 1997. José Rodríguez Alvira developed to complement his courses at the Conservatory of Music of Puerto Rico.

In 2006, received the MERLOT (Multimedia Educational Resource for Learning and Online Teaching) Classic Award in Music and was peer-reviewed by the organization. The following articles and sections have also been peer-reviewed by MERLOT:

Our exercises and tutorials are included in the first and second editions of From Sound To Symbols by Michael Houlahan and Philip Tacka, published by Oxford University Press, and the book Stradivari by Salvatore Accardo, Luigi Fiorentini, Gabriele Giacomelli, and Paola Lenzi, published in Italy by Bompiani. Conservatories, universities and music schools in North and South America, Europe, Asia and Africa use our website. is a work in progress. If you like this project, you can help in several ways:

  1. Donate with PayPal.
  2. Send corrections. All corrections are welcome. Especially English corrections, since our primary language is Spanish.
  3. Link to our pages from other sites.
  4. Talk about us on social networking sites.
  5. Visit regularly and tell your friends and fellow musicians about us...

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Creative Commons License
Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
José Rodríguez Alvira.