Part 1: General Aspects of Educational Augmented Reality -- Augmented Reality in Education: Current Status and Advancement of the Field -- Designing Augmented Reality Applications as Learning Activity -- An Online Platform for Enhancing Learning Experiences with Web-based Augmented Reality and Pictorial Bar Code -- The Concept of 'Bringing Your Own Device' in Scaffolded and Augmented Education -- The FeDiNAR Project: Using Augmented Reality to Turn Mistakes into Learning Opportunities -- Choral Konsult: Augmented Reality for Electrate Learning -- Part II: Augmented Reality in Teaching Medicine and Science -- Augmented Reality in Medical Education and Training: From Physicians to Patients -- The Usage of Augmented Reality in Dental Education -- The Development of Augmented Reality Applications for Chemistry Learning -- Mixed Reality Books: Applying Augmented and Virtual Reality in Mining Engineering Education -- Part III: Educational Augmented Reality in Humanities and Art -- Beyond Historical Books, Names and Dates: Leveraging Augmented Reality to Promote Knowledge, Reasoning and Emotional Engagement -- Design and Implementation of Augmented Reality for English Language Education -- Iberian Cultures and Augmented Reality: Studies in Elementary School Education and Initial Teacher Training -- The Educational Use of the 'Harry Potter: Wizards Unite' Augmented Reality Application -- Making Inside the Augment: Augmented Reality and Art/Design Education -- The 'Romantic App': Augmented Reality in Fine Art Education -- Part IV: Augmented Reality in Environmental and Special Education -- Augmented Reality for Outdoor Environmental Education -- Augmented Reality in Environmental Humanities Education -- Interacting Across Contexts: Augmented Reality Applications for Developing the Understanding of the Anthropocene -- Alaskan Timeosaurs and Interplanetary Human Spaghetti: A Regional Look at Augmented Reality in Special Classrooms -- Concluding Remarks.