ReadWriteThink
Read Write Think: You Can't Spell Prefix Without a Prefix
This online lesson teaches the importance of learning and understanding the meanings of prefixes in the English language. Lesson tend to be interactive, with students identifying, constructing, and defining words with prefixes.
Wisc-Online
Wisc Online: Practice With Prefixes #1
This interactive activity offers a practice for using the prefixes post-, pre-, dis-, in-, and un- that keeps track of score.
Quia
Quia: Roots & Prefixes
Tests knowledge of Greek and Latin roots and prefixes, using matching, concentration, and word search formats.
Quia
Quia: Prefix Millionaire
Based on the popular game show, this quiz tests knowledge of common prefixes in a multiple choice format.