This is an open access book. The ISCET: "International Seminar and Conference on Educational Technology" is an annual agenda organized by the Doctoral Program in Educational Technology, Universitas Negeri Jakarta, Indonesia. Our Topics and Scopes include: Utilization and Development of Learning Resources, Technology usage in Education, Blended Learning Technology, Information Technology and Computing in Education, Artificial Intelligence in Education Machine Learning, Computer Vision in Education, Big Data and Data Mining in Education, Information System and IT Operation in Education, Software Engineering in Education, Computer Network and Security in Education, and Mobile Computing in Education. We invite academics and practitioners to participate and be presenters (call for paper) in this event.