Where can I find more information?
When coding in HMTL, one tiny mistake can mean your whole page doesn't work at all. Use Tidy to clean up your Web pages. Students can install this free utility on their computers to help them double-check their work and learn from frequently made mistakes.

If you're interested in seeing how accessible your page is to those with disabilities or special needs, check out the Cynthia Says Portal.

Finally, although HTML will do the job for most basic pages, the newest evolutions in coding languages are XHTML and XML. To learn more about those languages, how they differ from HTML, and when/why to use them, go to Webmonkey.