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Have you ever wondered why some phrases in the middle of sentences are surrounded by commas? This playsheet helps you understand how nonrestrictive clauses add extra information without changing the sentence’s core meaning. Nonrestrictive clauses offer details that are interesting or helpful, but not necessary for understanding who or what the sentence refers to. Commas show readers that this information is optional and can be removed without changing the main idea.

As you work through the activities, you’ll see how commas act like markers, helping readers pause and notice additional details. For example, in “My cousin, who lives in Spain, is visiting this summer,” the phrase who lives in Spain is extra information. It provides a fun detail, but you still know which cousin is visiting. You’ll practice identifying these clauses and placing commas correctly so your writing stays clear and professional.

Understanding nonrestrictive clauses also strengthens your reading comprehension. When you recognize comma clues, you avoid misinterpreting important information. You learn which parts of a sentence are essential and which are simply adding flavor. This makes reading smoother and helps you distinguish between facts that change meaning and details that enhance understanding. Soon, punctuation will become a valuable guide through every sentence you read.