According to Johnson and Johnson, major types of behaviors in collaborative learning situations should include working in small groups, observing each other’s works and efforts, helping each other to achieve their group goal, giving and receiving constructive feedback, sharing learning resources, information and insights, peer tutoring, and discussing and challenging each other’s contributions. In addition, Curtis and Lawson emphasize the importance of the synchronous and interactive response to a goal, problem, or need that is jointly shared by all the members, organizing group work, initiating further collaborative activities, and explaining and elaborating information, In terms of online collaboration, Curtis and Lawson add the presence of social elements to supplement face to face interactions and commenting and reflection on the medium and its features.