This document provides information about an online course on Computer-Supported Collaborative Learning (CSCL). The course will be taught over 9 weeks by professors from the Universities of Saarland, Turku, and Oulu. It will cover three topics: scripting, motivation and emotions, and metacognition in CSCL. Students will learn about the theoretical foundations of CSCL and collaborative learning, and how to design, evaluate, and assess collaborative learning environments. The course will include orientation, readings, video lectures, team discussions, and a final exam. Students will be asked to take on discussion roles like contributor, critic, and composer to strengthen argumentation and collaboration skills.