Chapter 1: Introduction to Pure Data -- Chapter 2: Arduino basics -- Chapter 3: Embedded computers and going wireless -- Chapter 4: Getting started with musical applications -- Chapter 5: A simple synthesizer using a MIDI keyboard and Arduino -- Chapter 6: An interactive bow for bowed string instruments -- Chapter 7: An interactive drum set -- Chapter 8: A microtonal keyboard, using conductive ink -- Chapter 9: An electric guitar sequencer -- Chapter 10: A patch-bay matrix synthesizer.