squinty@ubuntu14041:~$ mkdir Test
squinty@ubuntu14041:~$ cd Test
squinty@ubuntu14041:~/Test$ mkdir one
squinty@ubuntu14041:~/Test$ mkdir two
squinty@ubuntu14041:~/Test$ mkdir three
squinty@ubuntu14041:~/Test$ mkdir four
squinty@ubuntu14041:~/Test$ ls
four  one  three  two
squinty@ubuntu14041:~/Test$ mv *
squinty@ubuntu14041:~/Test$ ls
two
squinty@ubuntu14041:~/Test$ ls two
four  one  three