Free 3rd Grade Grammar Worksheets & Practice
3rd grade grammar practice covers the widest range of any grade on Classeem — all eight parts of speech, plural and possessive nouns, pronouns, contractions, and capitalization and punctuation — alongside the first sentence-structure work like subject and predicate, sentence types, and fixing run-ons and fragments. Every worksheet is free, prints or plays instantly, and comes with an answer key.
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Parts of speech, pronouns, and capitalization lead — the broad grammar foundation 3rd grade covers.
Parts of Speech Worksheet Generator
Make printable parts-of-speech worksheets: identify, sort, and label nouns, verbs, adjectives, adverbs, and more.
Capitalization & Punctuation Worksheet Generator
Make printable capitalization and punctuation worksheets: fix the sentence, add capital letters, end marks, and commas in a series.
Contractions Worksheet Generator
Make printable contractions worksheets: make and expand contractions, match pairs, and place the apostrophe correctly.
Pronouns Worksheet Generator
Make printable pronouns worksheets: identify, choose, and replace nouns with subject, object, and possessive pronouns.
Parts of Speech
Naming the job every word does in a sentence: nouns, verbs, adjectives, adverbs, prepositions, conjunctions, interjections, and articles.
Adjectives & Adverbs Worksheet Generator
Make printable adjectives and adverbs worksheets: identify each, choose adjective or adverb, sort by type, and form comparatives and superlatives.
Articles Worksheet Generator
Make printable articles worksheets: choose a, an, the, or no article, fix article errors, sort by type, and complete sentences.
Prepositions Worksheet Generator
Make printable prepositions worksheets: identify prepositions, choose the correct one, find prepositional phrases, and match place, time, and direction.
Conjunctions Worksheet Generator
Make printable conjunctions worksheets: identify conjunctions, choose the right one, combine sentences, and match coordinating and subordinating conjunctions.
Interjections Worksheet Generator
Make printable interjections worksheets: identify interjections, choose the best one, match feelings, and add commas or exclamation marks.
Nouns & Pronouns
Making nouns plural or possessive, and replacing them cleanly with the right pronoun.
Plural Nouns Worksheet Generator
Make printable plural nouns worksheets: add -s, -es, and -ies, change f to -ves, and practice irregular plurals.
Possessive Nouns Worksheet Generator
Make printable possessive nouns worksheets: singular and plural possessives, irregular plurals, and apostrophe placement.
Sentence Structure
Building and fixing sentences: subject and predicate, sentence types, fragments, run-ons, and combining ideas into compound and complex sentences.
Sentence Types Worksheet Generator
Make printable sentence-types worksheets: identify statements, questions, commands, and exclamations and add end punctuation.
Subject and Predicate Worksheet Generator
Make printable subject and predicate worksheets: identify complete and simple subjects and predicates, split sentences, match parts, and build complete sentences.
Run-On Sentences & Comma Splices Worksheet Generator
Make printable run-on sentences and comma splice worksheets: identify the error, choose the best correction, and fix sentences with periods, semicolons, and conjunctions.
Sentence Fragments Worksheet Generator
Make printable sentence fragment worksheets: identify fragments, tell them apart from complete sentences, and fix missing subjects, predicates, and incomplete thoughts.
Verbs & Usage
Putting verbs in the right tense and making sure the verb agrees with its subject.
Verb Tenses Worksheet Generator
Make printable verb tenses worksheets: identify, choose, and change past, present, and future tense verbs.
Subject-Verb Agreement Worksheet Generator
Make printable subject-verb agreement worksheets: choose the correct verb, fix errors, and match singular and plural subjects.
Educational Games
Punctuation Fixer Game
Pick the end mark, tap where the commas go, or spot the one correctly written sentence — with the rule in every answer.
Parts of Speech Game
A free parts of speech game: sort a highlighted word from a real sentence into noun, verb, adjective, or adverb.
Sentence Builder Game
Build correct sentences by tapping word chips into order.
More grammar & grade practice
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