1. James’s hat blew away with the wind.
2. They went to Bob’s house after school today.
3. The girls’ ring has a missing ruby.
4. The roses’ thorns are very sharp.
5. The kittens’ milk is being drunk. (Note: Original sentence implies possession of milk, so corrected for clarity)
6. The legs of the table are brown. (No apostrophe needed — “legs” is plural, not possessive)
7. We can watch the movie at Jill’s house.
8. Today is Amos’s Birthday.
9. The girls’ soccer tournament has been cancelled.
10. Jake’s party is next Thursday.
11. Terry and Ted’s sale was last week. (Joint ownership — one sale shared by both)
12. The children’s teacher went home sick today.
Parent Tip: Review the logic above to help your child master the concept of possessive apostrophe worksheet.