Interactive fiction games. I've never been a big gamer (I'm actually in a year-long hiatus from Mass Effect currently...) but I make a point of playing an interactive fiction game every few months. The older one favor logic puzzles sometimes instead of a plot, but the ones listed below do not.
They take some getting used to, though.
My favorites in terms of writing:
Newish:
- Spider and Web
- Babel
- Photopia
- Superluminal Vagrant Twin
- Harmonia
- The Dreamhold
My favorites in terms of writing: Newish:
Oldish: