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Create compound sentences

Free printable Grade 3 English worksheet for "Create compound sentences" — practice sentences, fragments, and run-ons (grammar and mechanics). No-prep, print or assign online.

This worksheet provides practice in creating compound sentences by joining simple sentences with coordinating conjunctions. Teachers can use it to reinforce students' understanding of sentence structure and punctuation, helping them avoid run-on sentences and fragments. Ideal for Grade 3 English lessons focusing on grammar and mechanics, it supports skill development in sentence construction and clarity.

English & Reading
Grammar & Mechanics
Grade 3
Worksheets
Ages 8–9
medium

Learning objectives

  • Combine two simple sentences into one compound sentence using coordinating conjunctions
  • Identify and correct run-on sentences by adding appropriate punctuation and conjunctions
  • Distinguish between sentence fragments and complete sentences in writing

Answer Key

Answer key for Create compound sentences — free printable English & Reading worksheet

How to use this worksheet

  1. Click “Download Worksheet” and sign in with Google or email to get the PDF instantly.
  2. Print at home or in class for Grade 3; it's no-prep, with no extra materials needed.
  3. Use the included answer key to mark it in seconds.

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