This document discusses implementing a multi-device approach to e-learning design. It addresses the current reality of accessing content on multiple devices and browsers. It also discusses challenges like supporting different content types, managing future changes and transitions, and testing across devices. The document promotes using HTML5, CSS3 and JavaScript for content due to benefits like responsive design and accessibility. It also demonstrates rapid interactivity building tools like Raptivity that can be used to create instructionally sound interactions without coding.