Site lists links to a large group of rules for comma usage. Each description is thorough and provides a multitude of examples.

In this learning module, students will learn more about commas. A PowerPoint lesson and reinforcement worksheets are provided. This module is designed to support all students via hands-on approaches.

What are sentence fragments and run-on sentences? Explore this informative resource to review the meaning and some examples of these. Provides techniques for avoiding fragments and run-ons in writing assignments.

What is a sentence fragment and a run-on sentence? Explore this informative resource to review the meaning and some examples of these. Students and teachers can utilize this informative site to improve their writing skills.

A tutorial that provides strategies when proofreading for commas.

This site features a list of eleven simple rules for comma usage. Come and sharpen your grammar skills when you visit this educational resource.

A comprehensive look at the grammatical element "the comma" in English punctuation. Includes several points concerning usage and rules, and provides many examples of correct and incorrect comma usage.

This site provides the answers to six frequently asked questions regarding punctuation. For example, "Should I use a comma before AND in a series?" The question "Do commas and periods go inside our outside the closing quotation mark?" is...

Four printable exercises in which punctuation errors need to be corrected. 2.1 requires correction of compound sentences by putting in commas or semicolons where needed and getting rid of comma splices. 2.2 requires comma splice...

This lesson introduces the comma and how it is used.

Literacy Education Online (or LEO) is a great place to start if you need help with your writing. The homepage is organized around kinds of problems or questions you might have concerning your writing. Find your problem, click on the...

This GrammarCheck infographic provides tips for fixing common writing mistakes. Information on errors related to homophones, apostrophes, commas, participles, and sentence structure are included.

Brief tutorial on how to use some of the most confusing punctuation marks: colon, semicolon, comma, dash, and the apostrophe.

This infographic is provided to help alert students about common writing mistakes. The following types of errors are discussed: commas, verb tenses, subject-verb agreement, apostrophes, pronouns, and prepositions.

What purpose does a semicolon serve in punctuation? Explore this website to learn more about this small but powerful grammar tool.