Screencast 12.1
https://www.youtube.com/watch?v=snQ0uOZdoBI
In this screencast, Andrew Parsons looks at how you can identify carbonyl functional groups using infrared spectroscopy.

Screencast 12.2
https://www.youtube.com/watch?v=FCPcHfSvZDQ
In this screencast, Andrew Parsons walks you through the process of assigning a 1H NMR spectrum.

Screencast 12.3
https://www.youtube.com/watch?v=fb-53bjXuJM
In this screencast, Andrew Parsons explains how the structure of organic compounds can be determined by using a combination of spectroscopic techniques.