TESL Journal
Activities for Esl Students: English Only Homonym Quizzes
A vast number of self-study quizzes on homonyms especially designed for English language learners. Using self-scoring drill-and-practice exercises, the Internet TESL Journal helps learners avoid common word-usage errors.
Other
Rhl School: Homonym Search
This site has a printable worksheet that requires students to pick out the homonyms in each sentence. There are ten questions on this online worksheet.