Apostrophes for possession

You learn the apostrophe for who owns something: the girl's hat, the girls' hats.

How to do the test

  1. Find the owner.
  2. If there is one owner, add an apostrophe and s.
  3. If the plural ends in s, add just an apostrophe.
  4. If the plural does not end in s, add an apostrophe and s.

Type the word with its apostrophe. The toys belong to the boy. They are the ___ toys.

  1. Ask who owns it: the boy.
  2. There is one owner, so add an apostrophe and s.
  3. The word is boy's.
More examples

Type the word with its apostrophe. The coats belong to the teachers. They are the ___ coats.

  1. Ask who owns it: the teachers.
  2. There is more than one owner and the word ends in s, so add just an apostrophe after the s.
  3. The word is teachers'.

Type the word with its apostrophe. The tail belongs to the cat. It is the ___ tail.

  1. Ask who owns it: the cat.
  2. There is one owner, so add an apostrophe and s.
  3. The word is cat's.