This has links to websites that have online vocabulary, grammar, dictionary, and translation assistance for ESL students from 8-12 and college.  Mainly geared for students in high school and for adults with intermediate or high English level of grammar, but also helpful for students learning a foreign language to use translating between various languages, and a quick and easy grammar reference guide for students who need help in writing term papers for academic subjects, or for daily situations such as letter writing.