Accordions work great for letting users quickly see everything that is avaliable to them, then choose what to learn more about without having to commit to a full page reload and losing thier place.

ContentBlock Field Demo

The content of an accordion is also a layout field. When you first create an accordion it will ask you the Layout you'd like to use.

Most times the Single Column will serve you best.

Then from there you can add any other Content Block Fields you'd like.

Enter the title of the accordion heading area, this whole area is clickable to expand the contents in #1

Add additional accordion sections here.