This is a great site. You can either have your own online personal journal, or use it for students' papers, ideas, etc. Your students could send you their "written" papers, group-brainstorming, etc. :-)
Rewordify Just paste in a difficult English sentence, paragraph, or more (or enter a web page URL) and click the button. You'll instantly see an easier version, for fast understanding now. No dictionary needed! Plus, the easier version is specially highlighted to help build vocabulary.