The American Council on the Teaching of Foreign Languages is the only national organization dedicated to the improvement and expansion of the teaching and learning of all languages at all levels of instruction
Boggle's World has great resources for ESL and EFL teachers, such as free printable worksheets, flashcards, word searches, crosswords, and lesson plans.
Center for Applied Linguistics (CAL) is a private, non-profit organization: a group of scholars and educators who use the findings of linguistics and related sciences in identifying and addressing language-related problems.
Center for Research on Education, Diversity and Excellence (CREDE) is a federally funded research and development program focused on improving the education of students whose ability to reach their potential is challenged by language or cultural barriers, race, geographic location, or poverty.
Dave's ESL Cafe is Internet's meeting place for ESL & EFL teachers and students from around the world.
ESL Gold Free site for those wanting to practice English language skills, including speaking, listening, reading, writing, grammar, and vocabulary.
ESL Lounge Free ESL lesson materials and ESL lesson plans, printable worksheets for ESL classroom teaching. English grammar, pronunciation, board games, ESL books, flashcards, board games, song lyrics and more .
Everything ESL features more than 50 lesson plans, 30 teaching tips, 170 downloads, 450 discussion topics, and 60 resource picks.
Interesting Things for ESL Students A fun study site for students of English as a Second Language
Internet TESL Journal Articles, Research Papers, Lessons Plans, Classroom Handouts, Teaching Ideas & Links.
Karin's ESL Partyland Student pages have over 75 interactive quizzes, 15 discussion forums, interactive lessons on a variety of topics, a chat room, and lots of great links. The teacher side provides lesson plans and reproducible materials to use in class.
National Clearinghouse for English Language Acquisition collects, analyzes, synthesizes and disseminates information about language instruction educational programs for English language learners and related programs.
Repeat After Us This bank of online audio clips from children's literature, nursery rhymes, and more is free and provides terrific resources for reading and ESL lessons.
Teachers of English to Speakers of Other Languages (TESOL) TESOL connects you to a global community of professionals teaching English as a second or other language.
Teaching English as a Second or Foreign Language An internationally- recognized source of ESL and EFL information for people in scores of countries.
UsingEnglish.com: Resources for English as a Second Language A reference section and hundreds of online ESL quizzes and worksheets.