The document provides a history of educational technology from the 1780s to the present, outlining key developments like the introduction of computers in schools in the 1960s, the creation of the internet and web in the 1970s and 90s, and the growing role of wireless devices and digital content in classrooms over the past 20 years. It traces how technology has transformed learning and teaching by facilitating new forms of computer-assisted instruction, online resources, and digital tools.