An 8th grade history teacher discusses using MP3 players and digital audio in the classroom. He explains that podcasts and audio files can be created for free using a computer, microphone, and free audio editing software. Students can listen to review materials on MP3 players or have them burned to CDs. The teacher has had success using audio for debate recordings, oral histories, and alternative test formats. He encourages teachers to experiment with digital audio and have students create content.