University of Calgary
University of Calgary: Parentheses and Rules for Use
This site contains information regarding the correct usage of parentheses in original material and in quoted material. Examples are included for all points discussed.
Grammarly
Grammarly Blog: Parentheses and Brackets
Rules and examples for using parentheses and brackets correctly in sentences.
Towson University
Towson University: Online Writing Support: Punctuation
This page provides links to punctuation reference materials for apostrophes, colons, dashes, commas, parentheses, italics, quotation marks, and semicolons.
Online Writing Lab at Purdue University
Purdue University Owl: Writing Lab: Brief Overview of Punctuation
This lesson provides a brief overview of semicolons, colons, parentheses, dashes, quotation marks, italics, and underlining.
Other
Grammar Book: Parentheses and Brackets
Included on this site are three rules for correct usage of parentheses, along with examples for all of the rules, and a quiz.
Towson University
Towson University: Online Writing Support: Parentheses
This entry explains the uses for parentheses and provides examples.
Lumen Learning
Lumen: Grammar: Punctuation
This lesson focuses on the roles of all of the punctuation marks; it provides a video, small practices in various sections, and a punctuation self-check.
Texas Education Agency
Texas Gateway: Punctuation
Punctuation is the point of this lesson. You'll learn to put the right dots and squiggles in the appropriate places in your writing. You'll review the conventions of punctuation used in academic English. Then you will apply what you...
Other
Tidewater Community College Writing Center: Practical Punctuation Guide
This site contains practical and useful information about the following: commas, semicolons, colons, dashes, parentheses and brackets, ellipsis points, quotation marks, and apostrophes. CCSS.ELA-Literacy.CCRA.L.2
CK-12 Foundation
Ck 12: 11.1: Punctuation
[Free Registration/Login may be required to access all resource tools.] Explanations and examples that demonstrate how to identify and correctly use commas with coordinating conjunctions, subordinating conjunctions, and introductory...
Washington State University
Washington State University: Parentheses
This site from the Washington State University is designed to inform the reader of the most common errors regarding the use of parentheses.
Other
Sta: Punctuation and Capitalization Rules
Use this handy guide for a quick reference to punctuation and capitalization rules. Includes rules for end marks, apostrophes, capitalization, commas, quotation marks, and many more!
Other
Dash, Parentheses, Bracket, Ellipsis, and Slash
This site contains information on the correct use of the following types of punctuation: dash, parentheses, bracket, ellipsis, and slash. Examples are provided for each of the uses discussed.
Penguin Publishing
Penguin Random House: An Educational Companion to Eats, Shoots & Leaves [Pdf]
Eats, Shoots & Leaves illustrates the necessity of correct punctuation in order to convey intended meaning. Punctuation rules are stated here in a concise manner with accompanying exercises/keys.
Khan Academy
Khan Academy: Introduction to the Parenthesis
Parentheses are used to set off extra information from a sentence, show an interruption, or indicate a reference. Practice identifying their uses in this exercise!
Sophia Learning
Sophia: Brackets 8
This slideshow lesson focuses on the use of brackets. It lists 5 uses for brackets and discusses each one separately with examples showing proper use. The 5 uses are as follows: an insertion, within parentheses, a change in a quotation,...
Grammarly
Grammarly Handbook: Brackets
This page explains the various types of brackets including parentheses (), square brackets [], curley brackets {}, and Chevron brackets . It also explains their uses and provides examples.
Capital Community College Foundation
Guide to Grammar and Writing: The Period
An excellent resource detailing the uses and rules of the grammatical element "the period." Also includes information about the period in sentences, quotation marks, parentheses, and abbreviations.
Application Magazine
Aplicaciones: Ortografia Interactiva De Signos De Puntuacion
Which punctuation do we use? Here you will find seven different set of exercises so you can test your knowledge of when to use a period, a comma, a colon or parentheses.
Other
Saint Michael's College: Dashes
Rules and examples of the proper usage of dashes and parentheses.
University of Victoria (Canada)
The U Vic Writer's Guide: Knowing the Basics of Grammar
This grammar tutorial for college students features help on verb agreement, the use of semicolons, sentence structure, and more.
Sophia Learning
Sophia: Brackets: Lesson 7
This lesson introduces brackets and how they are used. It is 7 of 15 in the series titled "Brackets."