The document discusses mobile learning (m-learning) as learning that occurs through mobile technologies. It defines m-learning and outlines its objectives such as being available anywhere and anytime. It also describes features such as knowledge building in different contexts. The document discusses advantages like low cost and challenges including connectivity, screen size, and assessing learning outside the classroom. It provides examples of how m-learning can be delivered and supported, concerns researchers have raised, and case studies of m-learning programs.