Five Star Gift Ideas

That's great! Here are a few gift ideas for your grandpa based on his interest in model building:

1. Model Building Kit: You can get him model building kits for planes, trains, cars, or any other vehicles that he's interested in building. That way, he can spend some time building models and have some quality time relaxing and enjoying his hobby.

2. Tools for Model Building: You can also consider getting him some high-quality tools that will be helpful while he's building models. For instance, you can consider getting him model glue, paintbrushes, modeling tools, or magnifying glasses to help him get the details right.

3. Books about Model Building: If your grandpa enjoys reading, he might appreciate a book about model building. There are several books about different model building techniques and styles, which are sure to inspire him to create new models.

4. A Day at a Model Museum: You can take your grandpa to a nearby model museum or exhibition for a fun day out. This is a great way to show your grandpa that you support his hobby, and it's an opportunity to spend some quality time together.

5. A Collectible Model: Finally, you can consider getting him a collectible model car, plane, or train that he can add to his collection. This is a great way to honor his passion for model building and show him how much you appreciate his interests.

Or you can get him a star map with an important date you share.