Other
Esl Kid Stuff: Flash Card Games and Activities
50 or more classroom-based games and activities using flashcards. Teachers are encouraged to submit their own ideas as well.
Other
Free Esl Flashcards
Besides a large number of sets of flashcards, this site has free worksheets. Some of the topics lead you to the commercial part of this site where materials are for sale, but there is a lot of free material.
Other
Online Chinese Tools: Chinese Character Flash Cards
This flash card application is a useful resource for learning Chinese characters. Includes the pinyin and English translations of each character.
abcteach
Abcteach: Languages/ Esl
[Free Registration/Login Required] Printable sheets of flash cards, covering basic vocabulary, explanations of grammar points, and little books for young students. The site also includes material for the French, German, and Spanish...