True or Run-On

This straightforward grammar worksheet helps students strengthen their ability to recognize run-on sentences by comparing them to correctly written sentences. Learners read a series of examples and decide whether each sentence is grammatically correct or contains a run-on error. The activity reinforces sentence structure, clause recognition, punctuation awareness, grammar conventions, and editing skills while helping students build confidence identifying common writing mistakes. Designed for students in grades 4-7, this worksheet serves as an excellent review, assessment, or introductory practice activity for sentence mechanics instruction.

Learning Goals

• Run-On Sentence Identification – Students determine whether a sentence is correct or contains a run-on error.
• Sentence Structure Awareness – Reinforces understanding of complete thoughts and independent clauses.
• Grammar Analysis – Encourages close reading and evaluation of sentence construction.
• Editing Foundations – Develops skills needed for proofreading and revision.

Educational Benefits

• Simple and Accessible Format – Easy for students to understand and complete independently.
• Quick Skill Assessment – Useful for measuring student understanding of run-on sentences.
• Print-and-Go Resource – Requires minimal preparation for teachers and parents.
• Supports Grammar Review – Reinforces previously taught sentence mechanics concepts.
• Builds Confidence – Helps students practice identifying errors before correcting them.

As students evaluate each sentence, they gain a stronger understanding of what makes a sentence complete and grammatically correct. The worksheet reinforces punctuation skills, grammar awareness, sentence mechanics, reading comprehension, and proofreading habits through focused practice. Learners become more comfortable recognizing run-ons and distinguishing them from properly constructed sentences. These skills contribute to stronger writing, clearer communication, and improved editing abilities. Whether used in classrooms or homeschool environments, this activity provides valuable reinforcement of sentence structure concepts.