The document discusses different types of interactive materials that can be used to engage users, including polls, quizzes, surveys, slideshows, videos, webinars, interactive timelines, multimedia storytelling, and interactive comic strips. Polls, quizzes and surveys allow users to provide input and see how others respond. Slideshows and videos can be used to present information visually. Webinars allow sharing of information between groups in different locations. Interactive timelines and multimedia storytelling provide narrative content through images and video. Interactive comic strips incorporate pictures, words, motion and sound.