Credit cards are useful, especially for emergencies. Shop around to get the best deal. The International Student Identification Card is the only student ID that is recognized in other countries. It is very valuable. These railroad passes offer a great deal of flexibility and is a wonderful way to see Europe.
Handouts are available that describe the passes in more detail.
It is a good idea to buy the pass in the United States before you go abroad . The departure meeting will provide more information. With this card you can stay in hostels while you are touring other parts of the country. Using hostels is a good way to meet other students who are traveling as well and is relatively inexpensive. Don't miss out on your traveling experience because you are not prepared.