This skill builder engages in a thorough review of the common 10 hole harmonica.

It first explains how the instrument is constructed.

This is followed by a review of which pitches each hole produces and how these relate to the degrees of common scales.

Standard music notation for the harmonica is explored next.

Typical playing techniques are then explained.

This is followed by a look at the subject of musical harmony (chords) and how that may be realized on the instrument.

Finally, a variety of special sound effects are considered, along with how they may be produced on the harmonica.