Milwaukee School of Engineering to Cornerstone University buses and trains from $41

Here are some trips other travelers have found on Routefriend.
$41
7h 55m
2 stops
Greyhound
$55
7h 55m
1 stop
Amtrak
$?
8h 25m
2 stops
Greyhound Amtrak
$?
12h 10m
4 stops
Amtrak Greyhound