Other
Punctuation Mark Rules: The Apostrophe
An informational site detailing some of the uses and misuses of the "apostrophe" in English punctuation. Also includes several examples.
Department of Defense
Do Dea: Conventions
Sharpen your use of the formal conventions of English with this self-guided learning module. The module focuses on formal and informal language, making pronouns agree with their antecedents, and common spelling and grammar errors. At the...
ClassFlow
Class Flow: Ten Minute Grammar Lessons Apostrophes
[Free Registration/Login Required] These lessons are intended to be used by English Language Arts teachers in grades 6-8 for a quick, whole-class review of the rules for using apostrophes.
English Zone
English Zone: Contraction Quizzes
This collection of contraction quizzes allows students to respond and then view the correct answer.
English Zone
English Zone: Contractions Practice
This interactive word study skills site improves students' understanding of contractions with online practice.
University of Calgary
University of Calgary: Parts of Speech: Plural and Possessive Nouns
A tutorial explaining the proper apostrophe use of singular and plural possessive nouns followed by a twenty-question exercise to practice this skill.