Capsules are composed of a series of pages (up to 300), which may contain:
- text,
- images (JPEG, PNG, PDF, PPT, XLS),
- videos (video URL from a streaming site YouTube, Vimeo, Dailymotion, or MP4 file for face-to-face broadcasting on e.g. Klaxoon Box)
- and of course two types of question: quiz and survey.