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Wilbers: Columns on Parallel Structure
This unusual site actually is a set of articles that first appeared in the Minneapolis Star Tribune, not exactly the place one would expect to find a discourse on parallel structure. Not only is there an interesting discussion of why we...
Online Writing Lab at Purdue University
Purdue University Owl: Parallel Structure
Defines the term and gives a number of detailed examples of its use. Also includes proofreading strategies to try. L.9-10.1a Parallelism
Lumen Learning
Lumen: Grammar: Sentence Structure
This lesson focuses on sentence structure including the parts of a sentence, types of sentences, sentence patterns, run-on sentences, fragments, phrases and clauses, and much more. It also includes a video, practices, and a self-check.