Electret Mic Breakout Board Hookup Guide
Contributors:
LightningHawk
LightningHawk 
Resources and Going Further
A quick Google search for "Electret Mic Breakout" will get you going for any type of project you may want to create. Here are a few of my favorites from Instructables.
If you need to add sound to your next project but need something a little more sensitive, robust or a little more useful, I recommend the SparkFun Sound Detector.
Documents
For more audio fun, check out these other great SparkFun tutorials:
Binary Blaster Assembly Guide
Learn how to assemble and play the Binary Blaster Game from SparkFun Electronics.
MEMS Microphone Hookup Guide
Get started with the SparkFun analog MEMS microphone breakout board with Arduino! Create a volume unit meter with the ADMP401 or ICS-40180 to react to sound before building your sound visualizer!
MP3 Player Shield Hookup Guide V15
How to get your Arduino groovin' using the MP3 Player Shield.
TSH82 Configurable OpAmp Hookup Guide
The TSH82 Configurable OpAmp board offers the designer a great balance of performance and flexibility. We'll show you how to get the very best out of your board!
Or check out this blog post for inspiration: