http://www.quia.com/fc/89487.html
Common Word Parts (Prefixes)
These games can be used to practice for the SAT Exam. They are based on a list from "Master the SAT", an ARCO book.

http://pages.nyu.edu/~lbg2909/quiz1.html
Greek and Latin Word Parts
An advanced online quiz on word parts.

The following webpages offer lists of word parts:

http://www.mhhe.com/socscience/english/spears/stu3/studisk/word_parts_lists/latinroots.htm
Latin Roots

http://www.mhhe.com/socscience/english/spears/stu3/studisk/word_parts_lists/latinprefixes.htm
Latin Prefixes

http://www.mhhe.com/socscience/english/spears/stu3/studisk/word_parts_lists/greekroots.htm
Greek Roots

http://www.mhhe.com/socscience/english/spears/stu3/studisk/word_parts_lists/greekprefixes.htm
Greek Prefixes