Mused

The inventor mused over the design and function of his invention.

He often mused about his future while doodling in his notebook.

She mused about her favorite cartoon characters while staring out the window.

He often mused about his favorite superhero while playing with action figures.

He mused about the possibilities of time travel while watching a science-fiction movie.

She mused about her future career while gazing at the night sky.

She mused over the comical cartoon in the newspaper.