The solution should be flexible enough and convenient to ensure the customer can handle filling and further support independently - to reduce costs and increase the speed of work with materials.
To find the best solution, we started with market research
With this in mind, we offered a material that suits all of the requirements and quite familiar - cards.
They are quite straightforward to implement technically, easy to maintain. It can contain text, questionnaires, audio and video materials, tasks, etc.
This solution is also battle-tested by such major players as Google and Coursera.