Here’s a .blend file with a couple of particle rigs that I quickly threw together earlier today:
Press the “1”, “2”, and “3” keys to see each emitter work.
Attachments
emitter1.blend (188 KB)
Hehe, that was neat, =D
Good introduction .blend to particles…
Good job mate 
And I second that Raiderium, perhaps even more if there was a little introductory text included. Something like I dunno…
- Add an empty
- Add a plane.
- Make the plane a halo.
- Rotate to right axis (y-axis I think?)
- Logic Bricks setup.
Of course that’s just a mockup, just my two cents 