UrthWurm

UrthWurm is a one-button game: hold the space bar to make the worm rise and let go to make it dive, and guide it through ten levels. It has three difficulty settings.

How to set it up

1. Install DOSBox Staging or another DOS emulator.
2. Unzip the download into a folder of its own.
3. Start DOSBox Staging and type mount c "<folder>\urthwurm", where <folder> is where you unzipped the download, then c:.
4. Type urthwurm.exe to start the game.