This document summarizes key elements in developing effective teaching materials for e-learning environments. It discusses activity, scenario, feedback, delivery context, influence, content design and writing, and materials development. Effective e-learning relies on engaging tasks and interesting scenarios to provide meaningful learning experiences. Feedback is also important to amplify learning. The content, delivery, and broader context must be designed appropriately. Developing e-learning materials requires considering pedagogical principles, instructional design strategies, and technical standards to create quality online learning content and experiences.