With the changing needs of society and technological advancements, online education has increased in popularity throughout higher education in recent years. For example, blackboard collaborate, a virtual classroom, is now being used widely in Saudi Arabia. Building learning communities has become increasingly important to improve the effectiveness of these learning environments. This study aimed to use the Community of Inquiry theoretical framework, which is composed of interrelated teaching presence, cognitive presence, and social presence, to determine the effectiveness of using Blackboard Collaborate.