4th grade simple and compound sentences worksheets
Fourth grade simple and compound worksheets use longer, more natural sentences, so the label has to come from structure, not length. The check stays the same: count the who-did-what pairs and look for the comma plus joining word between them.
Free printable PDF worksheet, aligned to Common Core L.3.1.i.
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The kind of sentences you'll get
Read each sentence. Circle the letter of the correct label.
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“The wildfire smoke drifted north and reddened the sunsets.” This is: .
a compound sentence · a simple sentence
Answer: a simple sentence
- “The kayak tipped, but nobody fell out.” This is: . a simple sentence · a compound sentence
- “The rain slowed and finally stopped.” This is: . a simple sentence · a compound sentence
Every print pulls a fresh set of sentences at this level, so a make-up test or a second sibling never gets the same sheet.
What's on each sheet
- Choose the word. Read each sentence. Circle the letter of the correct label. 10 questions per page.
Every version prints on US Letter or A4, with its answer key on the last page.
How to teach this
Speed and structure: have your child underline the joining word and the comma before labeling. No comma-plus-conjunction between two complete ideas, no compound. That mechanical check catches the long simple sentences that fool the eye.
Watch for: Kids see the word and anywhere and shout compound. The test is whether BOTH sides of the joining word could stand alone as sentences. Long does not mean compound. A simple sentence can carry many describing words and still have one who-did-what pair.
Common questions about simple and compound sentences
- Is a long sentence ever still simple?
- Often. The scouts pitched the tents and started the fire is nine words and still simple: one subject, one pair of shared actions. Length is a distraction; structure is the answer.
- What comes after this skill?
- Complex sentences, where a dependent clause joins the picture, and then independent and dependent clauses by name. This page is the first rung of that ladder.
Related worksheets
- 2nd grade simple and compound sentences A step easier, same skill
- 3rd grade simple and compound sentences A step easier, same skill
- 4th grade combining sentences Same grade, nearby skill
- 4th grade complex sentences Same grade, nearby skill
- 4th grade independent and dependent clauses Same grade, nearby skill
- Simple and compound sentences, all grades The full progression
- All 4th grade English worksheets Every skill at this level
- All 4th grade worksheets Everything at this level
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Aligned to Common Core L.3.1.i. Reviewed by the One more sheet team. Content version 178, updated August 2026.
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