Get back to the basics with this plural nouns review worksheet! This one-page grammar worksheet invites students to review the function of plural nouns and the spelling rules for correctly forming and spelling plural nouns. After reviewing several rules and guiding examples, learners will complete 20 practice problems by writing the plural noun of each given singular noun. With several rules and nuances, this worksheet offers essential practice to help students learn and memorize these important grammar guidelines. This helpful parts of speech review is a great resource to help fifth- and sixth-grade learners further hone their spelling, writing, and editing skills.