One More Sheet.

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 learn to spot the list, count the items, and check that a comma follows each one before the last.

Free printable PDF, aligned to Common Core L.1.2.c. One skill per page, answer key on page two.

Every sheet is one of a kind and prints with a version code, so you can reprint the exact same one later. New version every click.

A sample 1st grade sheet. Yours will have different sentences. Click it to print your own.

The kind of sentences you'll fix

Add the missing commas to each sentence.

  1. Dad grilled fish corn and buns.

    Fixed: Dad grilled fish, corn, and buns.

  2. My room has a bed a rug and a lamp.
  3. Ava likes math art and gym.

Every print draws a fresh mix of sentences at this level, so a make-up test or a second sibling gets a different sheet.

What's on each sheet

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

Ready to print one?

One page, answer key included. A fresh version every time you click.

Aligned to Common Core L.1.2.c. Reviewed by the One More Sheet curriculum team. Content version 68, updated July 2026.