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Hong Kong Education City: English Campus
English Campus is an excellent site for Chinese speakers learning English. It includes seven channels - Watch, Read, Practice, Play, Create, Meet, and a Teachers' Corner. Learn by playing word and grammar games, watching movies and...
TESL Journal
Internet Tesl Journal: Japanese English Vocab Quizzes
These online vocabulary exercises are created for Japanese speakers to study English. Extensive amount of exercises on various topics. They require JavaScript. Some do not require Japanese fonts.
Merriam-Webster
Merriam Webster: Visual Dictionary Online
Picture dictionary with 6,000 pictures that illustrate American English words organized around different themes, such as astronomy, clothing, transporation, and sports. With access to a vocabulary-esque game of the week. [Has wraparound...