In no particular order and right from the top of my head:
- Read a book.
- Take a walk.
- Study.
- Play with the cat.
- Play with the dog.
- Do the laundry.
- Wash some dishes.
- Bake some cookies.
- Call your mother.
- Watch a movie.
- Write a story.
- Clean your desk.
- Clean your room.
- Clean the house.
- Do something nice for someone.
- Go grocery shopping.
Continue at will!