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.

The mysterious comma is arguably the trickiest form of punctuation, which is why assigned it it’s own unit in 5th grade. As students become more sophisticated writers they craft more complex sentences. They incorporate independent phrases and clauses, generate compound sentences, and utilize transition words to combine ideas - and the exercises in this unit will teach them how to use commas correctly in each scenario.

Letter writing is an engaging and important writing format for third graders to master. You can support the development of letter writing expertise with this lesson that provides guidance on the structure and anatomy of a letter. Written by curriculum experts, this lesson will teach kids the various features that make a letter easier to read, and will also offer plenty of opportunities to practice.

Letter writing is a very engaging and authentic way to learn formatting, punctuation and grammar. The activities in this unit should be learned in tandem with actual letter writing to aunts, uncles or other special far-away people. That way, students can learn and practice the letter writing skills and then apply them in their own letters. It would be especially rich to include their thoughts about books they are reading.

Sentences are the building blocks of paragraphs. A sentence is a complete thought that can stand alone and in this unit students will learn what comprises a complete sentence and how to identify a fragment, or incomplete sentence. They will explore different kinds of sentences and how to punctuate them. And, to sharpen their craft, students will learn how to spice up their own writing by adding sentence pattern variety.

In this unit, students are encouraged to write letters to family and friends about a book they are reading. In the letters the will apply the skills learned in this unit, including how to structure a letter, punctuating titles of books and short stories, using possessives (in reference to the characters or ideas in the book), contractions and addressing an envelope. Don’t forget to request a response - getting a personal letter in the mail in this electronic age can be a thrill!