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"Virtual" is used in that broader way to describe a course that is not taught in a classroom face-to-face but through a substitute mode that can conceptually be associated "virtually" with classroom teaching, which means that people do not have to go to the physical classroom to learn.Accordingly, virtual education refers to a form of distance learning in which course content is delivered by various methods such as course management applications, multimedia resources, and videoconferencing.Further large-scale use of technologies was employed in training soldiers during and after WWII using films and other mediated materials, such as overhead projectors.The concept of hypertext is traced to the description of memex by Vannevar Bush in 1945.Initially, "virtual learning" as narrowly defined in a semantic sense implied entering an environmental simulation within a virtual world, for example in treating posttraumatic stress disorder (PTSD).In practice, a "virtual education course" refers to any instructional course in which all, or at least a significant portion, is delivered by the Internet.

The first all multiple choice, large-scale assessment was the Army Alpha, used to assess the intelligence and more specifically the aptitudes of World War I military recruits.

Educational technology is not restricted to high technology.

Educational technology encompasses e-learning, instructional technology, information and communication technology (ICT) in education, Ed Tech, learning technology, multimedia learning, technology-enhanced learning (TEL), computer-based instruction (CBI), computer managed instruction, computer-based training (CBT), computer-assisted instruction or computer-aided instruction (CAI), internet-based training (IBT), flexible learning, web-based training (WBT), online education, digital educational collaboration, distributed learning, computer-mediated communication, cyber-learning, and multi-modal instruction, virtual education, personal learning environments, networked learning, virtual learning environments (VLE) (which are also called learning platforms), m-learning, ubiquitous learning and digital education.

Digitized communication and networking in education started in the mid-1980s.

Educational institutions began to take advantage of the new medium by offering distance learning courses using computer networking for information.

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