Where can a find a nontechnical website on the subject of sequential logic?

Hello,

whatis.com target search offers a simple and clear explanation of
sequential logic and how it differs from combinatorial logic, and
links to sites with more information. You can find that information
here:

sequential logic at whatis.techtarget.com
http://whatis.techtarget.com/definition/0,,sid9_gci826120,00.html

Search strategy: google search for "sequential logic"

Thanks for the opportunity to answer this question.