It's a perfect supplementary "textbook" for building custom bass courses.
The hands-free slideshow mode on the app allows you to practice scales in real-time without stopping to flip pages. Jazzhacker Scales and Modes for 4-String Bass
You can find the digital versions at Jazzhacker's official site or through the Google Play Store. It's a perfect supplementary "textbook" for building custom
High-quality, color-coded illustrations that show you exactly where every note sits on your 4-string fretboard. Jazzhacker Scales and Modes for 4-String Bass
Available as a 199-page Kindle Edition and a dedicated Android app featuring an integrated metronome and practice slideshows. Why It Matters for Your Practice