What is OER? According to a , 65% of students reported not purchasing a required textbook at least once due to cost, and 90% of those students said they were concerned their grade would suffer because of this choice. Many instructors are adopting, which are shared freely on the web, instead of traditional textbooks to save students money and more effectively serve teaching and learning. Learn more about OER at . Why Open Education Matters This 2:46 video examines the high cost of college textbooks and how it affects the student experience at PCC.