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.
Grammarly
Grammarly Blog: Comma Before Parenthesis
This page explains the proper use of commas with parenthesis: no comma before a parenthesis, no comma after a parenthesis unless it is needed for another reason such as a long introductory clause in a complex sentence, and no commas if...
University of Victoria (Canada)
The U Vic Writer's Guide: Grammar: Parentheses
This site contains information regarding the correct usage of parentheses, along with examples.
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.
Other
Order of Operations Is the Grammar of Mathematics
Sentences and phrases can be formed to help you remember the order of operations.
University of Victoria (Canada)
Study Zone: Forming the Simple Past Tense (Regular Verbs)
Students type the past tense of verbs in parentheses into the boxes provided throughout the paragraph and then check answers.
University of Victoria (Canada)
Study Zone: Present Perfect 1: Form
Students type the present perfect form of the verbs in parentheses using the boxes provided throughout a paragraph.
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!