Audio files can also be part of the dossier of an e-Portfolio.
The reflection about the sound file can be written in the blog entry (= what you are reading right now), and the audio file itself can be uploaded and displayed in the entry.
Here is a: sample-audio
In the recoding I mentioned Creative Commons, which “provides free tools that let authors, scientists, artists, and educators easily mark their creative work with the freedoms they want it to carry”.
I used GarageBand to do the recording and editing. The sound and music I used were also provided by the program. Please see other entries for more information about audio recordings.