Bill's pickin' up good vibrations when he joins rock group Soundgarden in the recording studio. Bill and pals unleash the power of sound as they tap, sing, and band sound waves to eardrums everywhere. The DVD has extra features: fully indexed "chapters" correlated to national science standards, interactive glossaries and quizzes, bonus footage of never-before-seen segments, interviews and demos, Spanish translation, and on-disk implementation guide. .