1st grade commas in a series worksheets
When a sentence lists three or more things, commas keep the items from running together: we packed hats, mittens, and boots. First graders spot the list and check that a comma follows each item before the last.
Free printable PDF worksheet, aligned to Common Core L.1.2.c.
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The kind of sentences you'll fix
Add the missing commas to each sentence.
-
We built forts ramps and towers.
Fixed: We built forts, ramps, and towers.
- We packed hats mittens and boots.
- We hid behind trees rocks and bushes.
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
- Fix it. Add the missing commas to each sentence. 6 sentences to fix per page.
- Choose the sentence. Circle the letter of the sentence with the commas in the right places. 6 questions per page.
Every version prints on US Letter or A4, with its answer key on the last page.
How to teach this
Count on fingers first: how many things are in the list? If it's three or more, each one gets a comma before the last. Reading the options aloud with exaggerated pauses lets the ear catch what the eye misses; a comma in the wrong spot sounds like a hiccup.
Watch for: Two things joined by and need no comma at all: ham and eggs. The comma comes before and, never after it: mittens, and boots (not mittens and, boots).
Common questions about commas in a series
- How do I explain list commas to a 1st grader?
- Call commas the resting spots between things in a list. Say the sentence aloud slowly: hats, pause, mittens, pause, and boots. Once children hear the pauses, placing the commas becomes matching marks to sounds rather than memorizing a rule.
- Does "ham and eggs" need a comma?
- No. Two items joined by and stand on their own; commas only join the party when the list reaches three. That boundary is worth stating plainly, because eager comma-users often decorate every and they see.
Related worksheets
- 2nd grade commas in a series A step harder, same skill
- 3rd grade commas in a series A step harder, same skill
- 1st grade commas in dates Same grade, nearby skill
- 1st grade end punctuation Same grade, nearby skill
- Commas in a series, all grades The full progression
- All 1st grade English worksheets Every skill at this level
- All 1st grade worksheets Everything at this level
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Aligned to Common Core L.1.2.c. Reviewed by the One more sheet team. Content version 137, updated August 2026.
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