If you're not a grammarian, you can use these websites to help you brush up on your grammar and polish your assignment.
Evaluate websites that have information you would like to use in your assignments.
Look on each website for an "About Us" page to answer some of the following questions:
Apply the CRAAP Test!
(Currency, Relevancy, Authority, Accuracy, and Purpose)
How Wikipedia CAN be useful in the beginning stages of research:
Why NOT to use Wikipedia for academic research: