English Zone for all your English needs membership only site.
Guide to Grammar and Writing is a great site for Jr High and High School students or those who are advanced. I view this site as a means of review or for a different point of view which is sometimes needed for a greater understanding. I love the interactive aspects of this site along with the power points.
Web English Teacher links for various topics including poetry, mythology, writing and more for 1st through high school.
Learning Vocabulary an interactive site for K-12th
Advanced English Lessons this site is great for bringing a clearer understanding of English terms and their usage. Also offers online exercises, games and more.
Fun English Games has various games geared towards various aspects of English very simple while educational at the same time. For those capable of reading on their own.
Word Information is a dictionary of English words which stem from Latin and Greek includes vocabulary quizzes.
Vocabulary Games contains an extensive list of games for, what else vocabulary.