Grade 3 · Writing · Lesson 8

Grammar — Conjunctions, Commas, and Punctuation

A conjunction is a joining word. It connects words, phrases, or whole sentences together. Knowing when to add a comma with a conjunction makes your writing clearer and easier to read.

What this lesson teaches

1Use conjunctions to join words, phrases, or complete sentences
2Place a comma before a FANBOYS conjunction that joins two complete sentences
3Place a comma after an introductory dependent clause
4Use the Oxford comma in a list of three or more items
5End every sentence with the correct punctuation mark

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