Search Printable 3rd Grade Common Core Grammar and Mechanic Worksheets

392 filtered results
392 filtered results
3rd grade
Grammar and Mechanics
Common Core
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Fill in the Blanks Story
Fill in the Blanks Story
Worksheet
Fill in the Blanks Story
Create your own crazy story with this fill-in-the-blank story! Your budding writer will practice parts of speech as he fills in missing parts of the story.
3rd grade
Reading & Writing
Worksheet
Winter Adjectives
Winter Adjectives
Worksheet
Winter Adjectives
This helpful grammar worksheet will give your learners some creative practice using adjectives to write winter-themed sentences. 
3rd grade
Reading & Writing
Worksheet
Proper Punctuation
Proper Punctuation
Worksheet
Proper Punctuation
Help your child with his grammar skills with this printable worksheet that focuses on using end punctuation.
3rd grade
Reading & Writing
Worksheet
Find the Adjectives
Find the Adjectives
Worksheet
Find the Adjectives
Grammar enthusiasts and baseball fans will enjoy identifying the adjectives—and the nouns they describe—in this engaging parts of speech worksheet.
3rd grade
Reading & Writing
Worksheet
Prefix Practice: Make a New Word
Prefix Practice: Make a New Word
Worksheet
Prefix Practice: Make a New Word
In this worksheet, learners will change the meanings of 20 words by adding the prefixes dis-, -re, or -un to them.
3rd grade
Reading & Writing
Worksheet
Adding Adjectives
Adding Adjectives
Worksheet
Adding Adjectives
Practice adding adjectives to sentences and words in this parts of speech worksheet!
3rd grade
Reading & Writing
Worksheet
Grammar Basics: Object Pronouns
Grammar Basics: Object Pronouns
Worksheet
Grammar Basics: Object Pronouns
Boost your third grader's pronoun savvy with an exercise in replacing objects with their pronouns.
3rd grade
Reading & Writing
Worksheet
Reading Calendar Days and Dates: February 2023
Reading Calendar Days and Dates: February 2023
Worksheet
Reading Calendar Days and Dates: February 2023
Children will practice identifying and writing calendar days and dates in February in this engaging calendar math worksheet.
3rd grade
Reading & Writing
Worksheet
Prefix Fun!
Prefix Fun!
Worksheet
Prefix Fun!
Become a prefix superhero with this fun worksheet! Children will flex their power to create new words by combining prefixes with words they already know using a handy prefix word bank with definitions.
3rd grade
Reading & Writing
Worksheet
Plural Nouns
Plural Nouns
Worksheet
Plural Nouns
Learning plural nouns is a challenge! If your child is having trouble remembering the plural forms of different nouns, this worksheet is key.
3rd grade
Reading & Writing
Worksheet
Irregular Verbs
Irregular Verbs
Worksheet
Irregular Verbs
Use this irregular verbs worksheet to give your child some irregular verbs exercises that will help develop her grammar skills and improve her writing.
3rd grade
Reading & Writing
Worksheet
Pick a Pronoun
Pick a Pronoun
Worksheet
Pick a Pronoun
Learners practice using pronouns in context in this fill-in-the-blanks grammar worksheet.
3rd grade
Reading & Writing
Worksheet
It’s Grammar Time: Subject-Verb Agreement #1
It’s Grammar Time: Subject-Verb Agreement #1
Worksheet
It’s Grammar Time: Subject-Verb Agreement #1
Learners will review subject-verb agreement rules before selecting the correct verbs to complete 15 sentences.
3rd grade
Reading & Writing
Worksheet
What Are Adverbs?
What Are Adverbs?
Worksheet
What Are Adverbs?
This worksheet offers helpful practice for students as they learn to correctly identify and use adverbs in sentences.
3rd grade
Reading & Writing
Worksheet
Grammar Basics: Subject Pronouns
Grammar Basics: Subject Pronouns
Worksheet
Grammar Basics: Subject Pronouns
Help clear up the pronoun confusion by having your third grader practice replacing sentence subjects with the pronouns that go with them.
3rd grade
Reading & Writing
Worksheet
Reading Calendar Days and Dates: January 2023
Reading Calendar Days and Dates: January 2023
Worksheet
Reading Calendar Days and Dates: January 2023
Children will practice identifying and writing calendar days and dates in January in this engaging calendar math worksheet.
3rd grade
Reading & Writing
Worksheet
Knew It! Irregular Past-Tense Verbs
Knew It! Irregular Past-Tense Verbs
Worksheet
Knew It! Irregular Past-Tense Verbs
This worksheet offers engaging practice for students as they learn to conjugate and use irregular past-tense verbs.
3rd grade
Reading & Writing
Worksheet
Great Grammar: Present Tense Action Verbs
Great Grammar: Present Tense Action Verbs
Worksheet
Great Grammar: Present Tense Action Verbs
Learners embrace the present in this fun grammar worksheet!
3rd grade
Reading & Writing
Worksheet
Perfect Prefixes Practice
Perfect Prefixes Practice
Worksheet
Perfect Prefixes Practice
Use this worksheet to practice determining the meaning of the new word formed when a prefix is added to a base word.
3rd grade
Reading & Writing
Worksheet
Great Grammar: Subject-Verb Agreement
Great Grammar: Subject-Verb Agreement
Worksheet
Great Grammar: Subject-Verb Agreement
In this worksheet, learners will practice identifying the verb that agrees with the subject, then complete the sentences.
3rd grade
Reading & Writing
Worksheet
Fill in the Blanks Story: Camping
Fill in the Blanks Story: Camping
Worksheet
Fill in the Blanks Story: Camping
Go on a crazy camping adventure with this fill-in-the-blanks story! Your student can practice their parts of speech as they fill in the missing words.
3rd grade
Reading & Writing
Worksheet
Spelling and Alphabetizing #2
Spelling and Alphabetizing #2
Worksheet
Spelling and Alphabetizing #2
Children practice spelling and alphabetizing sight words in this handy practice worksheet.
3rd grade
Reading & Writing
Worksheet
Identify Supporting Details: The Weather
Identify Supporting Details: The Weather
Worksheet
Identify Supporting Details: The Weather
Children read about the weather as they identify supporting details in this science and literacy worksheet.
3rd grade
Reading & Writing
Worksheet
Crystal Clear Contractions
Crystal Clear Contractions
Worksheet
Crystal Clear Contractions
Children practice creating contractions in this engaging grammar worksheet.
3rd grade
Reading & Writing
Worksheet
Prefix Practice: Dis- Non- Un-
Prefix Practice: Dis- Non- Un-
Worksheet
Prefix Practice: Dis- Non- Un-
Kids practice using the prefixes dis-, un-, and non- in this worksheet.
3rd grade
Reading & Writing
Worksheet