Grammar Introduction - Purdue OWL® - Purdue University
These OWL resources will help you use correct grammar in your writing. This area includes resources on grammar topics, such as count and noncount nouns, articles (a versus an), subject-verb agreement, and prepositions.
Overview
Added
March 18, 2026
Subject & domain
language-arts · mechanics-conventions
Grade range
Grade 9 (Freshman)–Grade 12 (Senior)
Page kind
Article
Introduction
Purdue OWL Grammar Resources
- Purpose: Provides educational resources to help writers improve their use of English grammar.
- Core Topics Covered:
- Count and noncount nouns.
- Articles (usage of "a" versus "an").
- Subject-verb agreement.
- Prepositions.
- Interactive Features: Includes grammar-related exercises for practice.
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