[Samanax]

Here are some links to tutorials on Exposure I've come across:

Exposure Control in Digital Photography

Learning about Exposure – The Exposure Triangle

Photography 101.4 – Exposure and Stops

The Exposure Triangle – In Beginner Speak “The End of Auto Mode”

Lens Aperture Explained – Exposure Triangle Pt.1

Shutter Speed – Exposure Triangle Pt.2

ISO – Exposure Triangle Pt.3

Photography – understanding exposure

Understanding Exposure

Understanding exposure: shutter speed, aperture, and ISO

Stops: The Unit of Exposure

A Tedious Explanation of the f/stop

All About Exposure