This page offers a web-based game (which you can download) to learn basic shell cmds: Terminus, http://web.mit.edu/mprat/Public/web/Terminus/Web/main.html

Also find it on her github site: http://www.mprat.org/projects/terminus/

Or try searching for something like this: linux interactive bash shell tutorial game

This page offers a web-based game (which you can download) to learn basic shell cmds: Terminus, http://web.mit.edu/mprat/Public/web/Terminus/Web/main.html

Also find it on a link from her site: http://www.mprat.org/projects/terminus/

There are open issues listed at her github site: https://github.com/mprat/Terminus/issues?q=is%3Aopen

Or try searching for something like this: linux interactive bash shell tutorial game