The music may come out of the 1960s, but an open courseware class available at Penn State that includes a guitar playing and singing professor is definitely designed for the Millennial Generation. Highlighted with video clips, animations and song parodies, Professor Richard Alley's online course "Geology of the National Parks" (GEOSC 10) not only instructs, it also entertains and fulfills general education requirements for undergraduates not majoring in geoscience.