This document provides an overview of using technology to enhance teaching. It discusses how technologies have changed the ways tasks are performed through mechanical, electronic, and digital ages. Participants are asked to identify and categorize the activities they use for teaching, discussion, dissemination, assessment, and others. They practice using some technologies and consider how to incorporate them into teaching. The document also discusses RSS, aggregation, and creating powerful learning experiences through social, immersive, and participatory means using George Veletsianos' view.