Classweekly

Use A or An Before a Noun

Written by Adi Ackerman, Head Teacher

"Use A or An Before a Noun" is written for 3rd Grade (Ages 8-9), and it covers Common Core L.3.1.A. If your little one is a year younger but already steady on adjectives, the page still works. You may just need to read the instructions out loud. And if they are older and adjectives and nouns never quite stuck, this is a short review rather than busywork.

Popular with 3rd Grade teachers · Downloaded 430 times
Use A or An Before a Noun
Use A or An Before a Noun

3rd grade grammar worksheet: listen for the first sound and write a or an before words like owl, igloo, big ant and orange cat. Answer key included. Part of our adjectives and nouns collection. Aligned to Common Core standards.

How do I use this worksheet?

Have your child say each phrase aloud, since the right order and the right article usually sound right. For a or an, listen to the first sound, not the first letter. Check with the answer key.

What students will practice

  • Students will find an adjective and the noun it describes.
  • Students will put a number word, a size word and a color word in the usual order before a noun.
  • Students will choose a or an by the first sound of the next word.


Curriculum Links

Common Core State Standards

Language · 3rd Grade

L.3.1.A

Standard: Explain the function of nouns, pronouns, verbs, adjectives, and adverbs in general and their functions in particular sentences.

View all L.3.1.A worksheets →

Find this in the curriculum

Browse the grade, subject, and topic this belongs to.

FAQ

How do I use this adjectives and nouns worksheet?

⌄

Have your child say each phrase aloud, since the right order and the right article usually sound right. For a or an, listen to the first sound, not the first letter. Check with the answer key.

What does this worksheet teach?

⌄

Listen for the first sound and write a or an before words like owl, igloo, big ant and orange cat. The words a and an are articles. An article comes before a noun or before an adjective and a noun. The directions on the page read: Say each word or phrase out loud and listen to its first sound. Then, write a or an on the line. Then, write 2 sentences of your own. An answer key is included.

Can I use this adjectives and nouns worksheet for homeschool or classroom?

⌄

Yes, both. We made it for 3rd Grade adjectives, and the page works the same whether it lands on a kitchen table or a center rotation. At home, most families go through it together and talk the answers out loud, and that talking is where most of the learning happens with adjectives and nouns. In class it runs well as independent work while you pull a small group. Print one copy or thirty, whichever the day needs.

How do adjectives and nouns work together in a sentence?

⌄

Adjectives come before or after nouns to give more information about them - for example, 'the tall tree' - and 3rd graders practice building and identifying these pairs.

What types of activities help students connect adjectives to nouns?

⌄

Activities include matching adjectives to picture clues, completing sentences by choosing the right adjective for a given noun, and creating their own descriptive phrases.

How does the adjective-noun relationship support 3rd grade writing standards?

⌄

The Common Core expects 3rd graders to use descriptive language in their writing, and understanding how adjectives modify nouns gives students the tools to write with more detail and precision.

What adjective skills should third graders learn?

⌄

Third graders should use comparative and superlative adjectives correctly, choose adjectives that convey precise meaning, and understand how adjectives function within sentences. CCSS L.3.1g requires students to form and use comparative and superlative adjectives (tall, taller, tallest; good, better, best). Students should know that comparative adjectives compare two things while superlative adjectives compare three or more. They should also understand the rules for forming comparisons: add er/est to short adjectives, use more/most with longer adjectives, and memorize irregular forms (good/better/best, bad/worse/worst). Beyond comparison, third graders develop vocabulary by selecting specific adjectives rather than vague ones, choosing "enormous" instead of "big" or "freezing" instead of "cold." Worksheets that ask students to complete comparison charts, fill in the correct adjective form in context sentences, and replace weak adjectives with stronger ones build comprehensive adjective knowledge.

How do worksheets help third graders use adjectives effectively?

⌄

Worksheets provide structured practice across multiple adjective skills in a focused format. Comparison chart worksheets where students fill in the base, comparative, and superlative forms build the pattern recognition needed for regular and irregular adjectives. Sentence-level worksheets that ask students to choose between "more tall" and "taller" address the common error of using "more" with short adjectives. Descriptive writing worksheets that present a bland sentence and ask students to add specific adjectives improve word choice and writing quality. Error correction worksheets that include incorrect forms like "most biggest" or "gooder" help students identify and fix common mistakes. The most effective worksheets combine identification (underline the adjective), application (choose the correct form), and production (write your own sentence using a comparative adjective). This multi-level approach ensures that students can both recognize and actively use adjectives, moving beyond worksheet practice to transfer these skills into everyday writing, as expected by CCSS L.3.1g.

What are common adjective mistakes third graders make?

⌄

The most common errors include double comparisons ("more bigger," "most fastest"), using comparative forms when superlative is needed ("She is the taller of the three sisters" instead of "tallest"), and struggling with irregular adjective forms (writing "gooder" instead of "better" or "baddest" instead of "worst"). Children also frequently over-rely on basic adjectives like big, small, good, and bad rather than choosing more precise, vivid alternatives. Some students apply the er/est rule to multi-syllable adjectives, producing "beautifuler" instead of "more beautiful." These errors reflect developing understanding of adjective rules and are best addressed through explicit instruction, modeling, and repeated practice. Worksheets that contrast correct and incorrect forms help students build an internal editor. Teachers often use a "tired words" bulletin board where common overused adjectives are listed alongside stronger replacements. With consistent practice aligned to CCSS L.3.1g, these errors typically resolve during the third grade year.

Ratings & Reviews

No reviews yet. Be the first to share what you think.

Reviews are for ClassWeekly members.

Make a Request

Spotted something to fix, or want a worksheet we don't have yet? Tell us and we'll make it.

Worksheet Details

Grade3rd Grade
SubjectGrammar & Writing
TopicAdjectives
StandardL.3.1.A
Pages1 page
DifficultyMedium

What is ClassWeekly?

ClassWeekly offers free worksheets and printable learning resources for kids in preschool to grade 5. All worksheets are aligned to Common Core, NGSS, and C3 Framework standards and designed by educators. Become a member to access the full library and download unlimited PDFs.