- Slurring, dotted eighth notes, and hooking
- Book 1 and 2 pieces revisited at pitch in 4th position
- 6/8 time
- More extension
- Keys of A major and E major
- The Goldfish Variations: 8 pieces reviewing all the concepts in Books 2 and 3.
Includes CD. All books include play-along CD with motivating, eclectic accompaniments. Recordings feature David Tasgal, Brian Bender, and Bob Rosser.