Tuning your instrument:
My set up guide: https://www.youtube.com/
Simple video of notes to tune to, Dad tuning:
Playing and learning tunes, good channel with tab/music
Songbook for the Stick Dulcimer, available to purchase:
Strumstick Songbook (download free)
Remember you can play any music written for the standard Appalachian Dulcimer too just by re-writing out the tab upside down.
Hope that helps, I do have a few more tutorials of my own on my Youtube channel