English as 2nd Language

There are a variety of resources for English language learners, ELL (also referred to as English as a Second Language, ESL, and English as a Foreign Language, EFL).  You can subscribe a free weekly online course by email, take lessons on the website, learn grammar rules, spelling rules, build your vocabulary, and learn idioms and expressions.  Lessons and quizzes are accompanied by audio.  There are lesson planning and teaching resources as well.