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3rd Grade Simple, Compound, Complex, and Compound-Complex Educational Resources

Practice differentiating between simple and compound sentences with this fun sorting worksheet!

Sort the Sentences: Simple or Compound #1

Practice identifying and sorting simple and compound sentences with this fun grammar worksheet!

Sort the Sentences: Simple or Compound #2

Write about winter activities as you learn to add detail to sentences!

Expanding Sentences: Winter Wonderland

Add detail to simple sentences as you write about fall festivities in this playful worksheet!

Expanding Sentences: Fun in the Fall

Perfect your past perfect tense skills in this engaging worksheet!

Past Perfect Tense Verbs: Camping Adventure

Stop and smell the flowers as you learn to expand sentences with subordinating conjunctions!

Expanding Sentences: Spring Has Sprung

Bask in the summer heat while you learn how subordinating conjunctions can help you add detail to your sentences!

Expanding Sentences: Summer Sun

Review simple, compound, and complex sentences with your students to help them succeed as they begin writing reports and essays.

Simple, Compound, and Complex Sentences 1

Give students practice writing simple sentences with this open-ended worksheet!&nbsp;

Write Simple Sentences

Practice writing complex sentences with this simple grammar worksheet for third and fourth graders!

Write Complex Sentences

Students practice writing compound sentences in&nbsp;this one-page grammar worksheet!

Write Compound Sentences

Simple, Compound, and Complex Sentences will help students practice this key third grade skill. Try our free exercises to build knowledge and confidence.

Simple, Compound, and Complex Sentences

Third grade writers will be tasked with writing longer and more complicated sentences. This guided lesson in understanding, constructing and punctuating sentences can support kids as they learn to build bigger and better sentences in their writing. Grammar instruction and practical examples were written by our curriculum experts, complete with a list of recommended building sentence worksheets for third graders.

Sentences 2

Knowing your parts of speech is an important part of learning good writing skills. Learn the ins and outs of words with this packet that covers the eight different parts of speech.

Parts of Speech

Prepare for a world of writing with this packet of exercises, tools and tips. Students learn a few ways to spice up writing, like sensory words, action verbs, supporting details, and point of view.

Narrative Writing

Children will enjoy assembling their own compound sentences in this carnival-themed grammar worksheet.

Great Grammar: Compound Sentences

Create complex sentences by combining independent and dependent clauses in this grammar worksheet!

Practicing Complex Sentences

Students practice creating compound sentences in this grammar and sentence structure worksheet.

Compound Sentence Practice

Use this resource to help your students identify story elements in sentences.

Story Elements in Sentences

This hands-on family activity gives your child practice creating compound sentences, while teaching him skills that will help him become a better writer!

Play Sentence Scramble

Learners will practice identifying and correcting run-on sentences.

Work on Writing: Run-On Sentences

Everything a kid needs to read and write a biography. Learn about some inspirational Americans, try your hand at writing someone else's story, and consider what makes heroes so compelling.

American Heroes: Biography Writing

Use this resource to practice taking simple sentences and expanding them by adding subordinating conjunctions.

Expanding Sentences: Let’s Get Complex!

In this grammar and mechanics worksheet, children learn to spot and write compound predicates in 10 practice sentences.

Great Grammar: Compound Predicates

Punctuation Pig offers a lesson in punctuating dialogue in this playful grammar worksheet.

Quotation Marks #1 with Punctuation Pig

Children will practice expanding simple sentences into compound sentences in this simple grammar worksheet.

Expanding Sentences with Coordinating Conjunctions

Can your child help Sarah make her writing less repetitive? This sentence combining exercise will help your child, too!

Sentence Combining Practice

Children will turn fragments into complete sentences in this introductory grammar worksheet.

Fix the Fragments

In this grammar worksheet, learners will practice identifying and punctuating the conjunction in each of five sentences.

Conjunctions #1

Turn text messages full of abbreviated language and lacking punctuation into proper English.

Text Message Language

Simple, Compound, Complex, and Compound-Complex

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