Help!!! It won't work.

We are very sorry you're having trouble watching our videos. In most cases, this is due to the lack of software components called codecs. If your media player lacks a certain codec, there may or may not be a way to add it. Unfortunately, this topic can't be easily covered here. Instead, we offer a list of the media players and plugins that are known to work with our materials.

Watching our videos through a web browser

To watch our videos through a web browser, it must have the Adobe Flash Plugin, version 8 or later, installed.

Watching our videos from your computer

To watch videos that have been downloaded to your hard drive, you must use a media player that supports the file's format. Here are some free media players that work with this website's videos:

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