The potential of virtual world technologies to improve teaching and learning has been recognized in recent years, creating new possibilities for teaching and learning processes, with virtual environments impacting the achievement of student learning and collaboration. Learning in Metaverses: Co-Existing in Real Virtuality discusses a better way to understand this new learning universe, exploring the possibilities of new social organization through the use of avatars in virtual worlds. Examining platforms such as Web 3D, metaverse, MDV3D, ECODI, hybrid living and sharing spaces, gamification, alternate reality, mingled reality, and augmented reality to evaluate the possibilities for their implementation in education, this reference book will be of use to academics, educators, students, researchers, gamers, and professionals.