Muestra con widgets y shortcodes las páginas y categorías que necesites en base a sus relaciones y profundidad.

CP Related Posts is a plugin that displays related articles on your website, manually, or by the terms in the content, title or abstract, and tags

Widget that displays a list of pages related to the current page in your sidebar. Advanced options allow you to control which pages are shown, add CSS classes & make the title link.

Displays categories box on "Edit Page" page.

This plugin is an add-on for the Related Posts by Taxonomy plugin by author keesiemeijer. It allows you to easily display related pages in a sidebar.