Tutorials
InDesign Tutorials
Here is Adobe's tutorial.
Here is a site that lists 45 InDesign Tutorials. I have previewed some of them and provided links below.
Find below specific tutorials that might apply to your Trojournal work.
Beginners
10 InDesign Tips for Beginners (video designed for CS5; we now have CC 2017)
Quck InDesign Tips with Scott Kelby (video format)
Importing styles from one document to another
Moderately difficult
How to Create a Music Magazine Cover (This would be helpful in creating the front of the Trojournal.)
Create a Flag Graphic with Type (This would be helpful any time you desire to "bend" text.)
Advanced
How to Create Multiple Frames with One Image (Cool Effect - Could probably be modified to use with multiple images)