Apostrophe Rules
Whose is this?
Choose Wisely
Dashes (and Things Zia Knows)
Quick Fix
100

To show possession for a singular noun (like "cat"), you add an apostrophe followed by this letter.

S

100

The skateboard belonging to Ehud

Ehud's skateboard

100

(It’s / Its) a very sunny day in the valley.

It's

100

Who are these beloved literary characters?

Frog and Toad

100

The three singers microphones were all turned off.

singers'

200

If a plural word already ends in "s" (like "drivers"), you place the apostrophe in this location.

After the s

200

The office shared by Judi and Maria

Judi and Maria's office

200

The dog wagged (it’s / its) tail happily.

its

200

A writer might use a dash instead of this punctuation mark if they want to indicate a "stronger" or more dramatic break.

Comma

200

I went to my doctors office for a checkup.

doctor's

300

These shortened words, such as "don’t" or "shouldn’t," always require an apostrophe to represent missing letters.

Contractions
300

The separate, individual lockers of Roland and Isabel

Roland's and Isabel's lockers

300

I borrowed (Mark / Mark's) and Remi's shared textbook.

Mark

300

When a dash follows a list prior to a summary or explanation, it acts like this other punctuation mark in reverse.

Colon

300

Most of the students' preferred to study in the library.

students

400

True or False: Possessive pronouns like hers, ours, and yours require an apostrophe.

False

400

The meeting of the supervisors

The supervisors' meeting

400

Both (players’ / player’s) jerseys were covered in mud after the game.

players'

400

Who is this?

Captain Barnacles

400

We are celebrating Mothers Day at a fancy restaurant.

Mother's Day

500

When two people share ownership of one single item, the apostrophe goes on which person’s name?

The last owner mentioned

500

The toys belonging to the children

The children's toys

500

I think (your / you're) going to love the surprise!

you're

500

What is the name of this moon?

Io

500

That backpack is their's, not mine.

theirs

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