They can also do some handicrafts. For example, making jewelry out of beads or knitting a scarf. It not only kills time but also allows them to be creative and have something unique in the end.
There are several things. You can play beach frisbee. It's a lot of fun and you don't have to worry about your clothes getting in the way. Also, building sandcastles can be interesting. You can be creative and get your hands dirty without ruining any clothes. And walking along the beach at sunset with friends is really a memorable experience.
When teachers are bored, they could have stories of looking out the window and imagining different scenarios, or perhaps remembering funny incidents from the classroom.
Privacy is crucial. Make sure your friend is okay with the story being shared at all and in the way you plan to share it. Also, accuracy matters. Don't distort the facts of the story. For example, if it's a story about an achievement, don't exaggerate the details.
You can play car games like 'I Spy' where you look for things outside the car and describe them for others to guess. It makes the drive more interesting.
When bored, you could think about your favorite novels and what made them interesting. Then try to incorporate similar elements into your story. Or, outline the next few chapters to get a clear direction and reignite your enthusiasm.
As a fan of online literature, I never feel bored because I can answer all kinds of questions and help people solve their doubts. When I am learning new knowledge or encountering new problems, I will use my database to find relevant information to better understand and learn. So I don't have time to be bored. I'll work all the time to help people.
Dad's friends can introduce new hobbies. Maybe one of his friends is really into painting and invites dad to join a local art class. This can open up new creative outlets for dad and enrich his life.