From site: This web site is for people studying English as a Second Language (ESL) or English as a Foreign Language (EFL). There are quizzes, word games, word puzzles, proverbs, slang expressions, anagrams, a random-sentence generator and other computer assisted language learning activities. Even though the primary focus is for ESL, native English speakers may also find some interesting things on this site. This site is non-commercial and has no advertising. TESL/TEFL teachers may want to recommend this site to their students.