English as a Second Language (ESL)
Students and teachers of English as a second language will benefit from these resources.
This site offers quizzes and puzzles to help students of English strengthen their command of English grammar, idioms, and vocabulary.
Dave's ESL Café is an international forum and resource center for ESL/EFL students and teachers.
The ManyThings.org study site supplies fun word games, puzzles, quizzes, exercises, slang, proverbs, and much more for ESL students.