at subsystem for windows, linux and macintosh help: Displays commands ls: Shows items inside current folder mkdir: Creates new folder rmv: Removes files or folders path: Displays current path find: Finds items cd: Returns to root cd..: Goes back one folder cd folderName: Moves to folder write: Creates textfile read: Reads textfile decrypt: Reads crypted textfile timer: Sets up timer timer check: Checks when timer is ready snake: Opens a game of snake tetris: Opens a game of tetris