<p>Created in 1995 by Dr. Muriel Harris, the OWL at Purdue is not only the oldest online writing lab but clearly one of the most comprehensive. The Purdue OWL &#34;has become a complement to classroom instruction, a supplement to face-to-face tutorials, and a stand-alone reference for thousands of writers worldwide.&#34;</p>Developed by the late Dr. Charles Darling in 1996 and now sponsored by the Capital Community College Foundation, the Guide to Grammar and Writing is a complete writing course online--and much more. One of the most useful features of the site is the abundance of self-tests and quizzes--all of which provide instant feedback.The most recent addition to our list of top sites, this multimedia OWL is remarkably attractive, informative, and engaging. Director Crystal Sands accurately observes that &#34;the media-rich interactions and the writing video game surely make it a contender.&#34;<p>In addition to providing &#34;more than 150 guides and interactive activities for writers,&#34; Writing&#64;CSU hosts a rich collection of resources for instructors of <a href="https://www.thoughtco.com/what-is-composition-english-1689893" data-type="internalLink" data-component="link" data-source="inlineLink" data-ordinal="1">composition</a>. Faculty in all disciplines will find useful articles, assignments, and other teaching materials at the WAC Clearinghouse.</p>The HyperGrammar site at the University of Ottawa is one of the best &#34;electronic grammar courses&#34; available to the general public. Easy to navigate and concisely written, the HyperGrammar explains and illustrates grammatical concepts accurately and clearly.