From Henry Kronk writing for eLearningInside News:
A new study conducted by researchers at Kwantlen Polytechnic University in British Columbia, Canada examines the performance of students using open education resources (OER) in both print and digital formats compared to a traditional textbook from a commercial publisher. The study found that students using OER spent less time overall studying for the class while scoring comparably with those who used a commercially published textbook.
Read more here:
Source: A New Study Found OER to Match and Even Outperform a Commercial Textbook | eLearningInside News