When building online courses in Open edX, you may need to add a differentiated visual layout for your course contents. Open edX will let you add HTML, CSS and javascript code in any of the HTML components, but keeping track of more complex CSS classes, and javascript functions in order to have a consistent visual layout over a wide range …

The Flow Control Xblock provides a way to display the content of a unit or to redirect the user elsewhere based on compliance with a condition that evaluates the submission or the score of a problem or a set of problems. Flow Control can be used whenever you need to control the available course content based on grades obtained by …