Deid will give the Introduction to Pi presentation he gave to the OPCUG (Ottawa PC Users Group) last fall. It will be chock full of ideas for that Pi you have just laying around, or stuff in a drawer.
See presentation here: http://drsol.com/~deid/pi/piIntro/index.html
This will be a virtual Jitsi meeting.
https://meet.vinnythegeek.ca/vicpimakers