George Mason University to Stevens Institute of Technology buses and trains from $24

Here are some trips other travelers have found on Routefriend.
$24
2h 49m
1 stop
Amtrak Megabus
$86
4h 43m
0 stops
Amtrak
$89
6h 25m
2 stops
Amtrak NJTransit
$93
10h 7m
3 stops
Amtrak NJTransit
$94
6h 34m
2 stops
Amtrak NJTransit
$116
6h 34m
1 stop
Amtrak GotoBus
$126
5h 34m
1 stop
Amtrak BoltBus