This Instructable maybe slightly advanced for some beginner artists, for a very, good, very simple Instructable on drawing dragons, see How to Draw Dragons, by Keith-Kid.
This is also my answer for one of Life's Burning Questions.
Step 1: Let's Get Started...
Materials you will need to complete the drawing:
Sketch pencils, I used mostly a 0.5mm mechanical pencil with HB lead
Eraser, I personally recommend kneaded rubber erasers
Paper, I used parchment, just because I like the smoothness
Light, good lighting is essential to any artwork
Surface, to draw on, I prefer angled, but flat will do
Just because it's funny, watch this: