https://docs.google.com/document/d/1dd7Gnz_4d6ExNVYc1COGkjnyYM6lZAwhLEOVxGKZuOA/edit?usp=sharing
http://www.uen.org/Lessonplan/preview.cgi?LPid=35550
This particular assignment is a reflection of going to watch a professional, youth band practice. And since I find reflections about reflections a tad silly, I'll just give you the link to it instead.
https://docs.google.com/document/d/1Fb-Tg1TnGeVjF6NsUd29Cih0zAfIMvi3NHfA0eZTblQ/edit?usp=sharing