Wordly Wise Vocabulary Games:  http://wordlywise3000.com/games/book07.cfm

Merriam-Webster (online dictionary): www.m-w.com

Grammar and Vocabulary: http://freerice.com

Study Island: www.studyisland.com

Educational Site: http://www.timeforkids.com/TFK/

MLA Format: http://owl.english.purdue.edu/owl/search.php

MLA Starter Document