Also, there is a specific policy relating to refunds in the event of withdrawal. The most common method of instruction in university classes is the lecture. Professors supplement lectures with reading assignments from textbooks or from the library. It is important to take notes in the lectures and on the readings since tests will cover both sets of information. Class participation may or may not be required, depending on the size of the class.
Professors encourage student contact.
Seminars are usually very small classes at the advanced undergraduate or graduate level in which discussion and prepared presentations are the major requirements. Laboratory work provides you with practical experience through application.