Aebersold, Jamey: Major & min in every key: Learn to Improvise Jazz (Book & CD) (Jamey Aebersold Jazz Play-along)

For all instrumentalists and vocalists. Recordings contain 30 extended tracks of recorded background. Great primer for learning basic skills in major and minor keys. Advanced players will want to work on "double-timing", playing "outside" and "side slipping" in all keys at comfortable tempos. This set will help you gain confidence. I'ts designed to help any musician no matter what their level of ability.