Introduction: What Arduino is and why you'd want to use it.

Installation: Step-by-step instructions for setting up the Arduino software and connecting it to an Arduino Uno, Mega2560, Duemilanove, Mega, or Diecimila.

• Windows
• Mac OS X
• Linux (on the playground wiki)

Environment: Description of the Arduino development environment and how to change the default language.

Libraries: Using and installing Arduino libraries.

Troubleshooting: Advice on what to do if things don't work.