Core77

If you're a designer, design student, design teacher or design reader, you're probably keen on putting LEDs to work for you. But like the forgotten name of your workmate's kid, you probably feel like its embarassingly late to ask how to fire some up.

Instructables to the rescue! And if their first sentence doesn't get you to click, nothin' will:

"This instructable shows how to wire up one or more LED's in a in a basic and clear way. Never done any work before with LED's and don't know how to use them? Its ok, neither have I." [Link]