Amazon.com description: Product Description: Alfred's Basic Adult All-in-One Course is designed for the beginner looking for a truly complete piano course that includes lesson, theory, and technique in one convenient, all-in-one book. This course has a number of features that make it particularly successful in achieving this goal, among them are smooth progression between concepts, the thorough explanation of chords and outstanding song material. At the completion of this course, the student will have learned to play some of the most popular music ever written and will have gained a thorough understanding of the basic concepts of music. This course is most effective when used under the direction of a piano teacher or experienced musician.