The study aimed at identifying the role of social networks (Google and Edmodo) in supporting collaborative e-learning based on Connectivism Theory from the perspective of the students of Princess Nourah bint Abdulrahman University (PNU). A questionnaire was designed to identify the most important challenges of collaborative e-learning. Another questionnaire was designed to identify the role of social networks in supporting collaborative e-learning. The quasi-experimental approach was utilized on a sample of (251) students, who utilized social networks in the Educational Technology Course. The results showed that Google and Edmodo have positive impact on supporting collaborative e-learning.