The Open University's Alan Graham shares his knowledge on the link between music and math, and his band Betty's Kitchen perform several songs and talk us through their instruments.

Transcript -- Sounds harmonious

Math can be applied to pretty much everything in existence, and music is of no exception. Across this album, The Open University's Alan Graham shares his wealth of knowledge on the relationship between music and math, demonstrates many easy-to-follow theories and examples, and performs several pieces of traditional music with his band Betty's Kitchen. This material forms part of The Open University course MU120 Open mathematics.