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Unit: Punctuation: the comma and the apostrophe

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Introduction to commas

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Practice

Three ways to end a sentenceGet 3 of 4 questions to level up!
Meet the commaGet 3 of 4 questions to level up!
Punctuating listsGet 3 of 4 questions to level up!

Commas in space and time

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Salutations, valedictions, dates, and addressesGet 3 of 4 questions to level up!
Commas and introductory elementsGet 3 of 4 questions to level up!

More ways to use commas

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Commas in dialogue, tag questions, direct address, and yes-or-no responsesGet 3 of 4 questions to level up!
AppositivesGet 3 of 4 questions to level up!

Quiz

Level up on the above skills and collect up to 700 Mastery points

Apostrophes and contractions

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Meet the apostropheGet 3 of 4 questions to level up!
Introduction to contractionsGet 3 of 4 questions to level up!
Apostrophes and pluralsGet 3 of 4 questions to level up!

Introduction to the possessive

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Introduction to the possessiveGet 3 of 4 questions to level up!
Advanced (plural) possessionGet 3 of 4 questions to level up!

"Its" versus "it's"

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Choosing between its and it'sGet 3 of 4 questions to level up!

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Unit test

Level up on all the skills in this unit and collect up to 1300 Mastery points!

About this unit

Commas are the superheroes of punctuation! They can perform many different functions. Apostrophes are most often used to stand in for missing letters or to show possession. In the rarest of cases, they can be used to form plurals. Let's learn more!