Unlike to posts, WordPress pages allows you to create sub/child pages of any page. This is done from page attributes widget present on Dashboard -> Pages -> Add New page. By default WordPress doesn’t provides you any option for listing child pages but most WP themes allows you to show them as dropdown menu in navigation. Now this article is on few good WordPress plugins you may use for listing child pages on their main parent page so that you can make things easy for your visitors specially if you are not showing them on navigation.
Page Edit Toolbar is a simple WordPress plugin that adds a toolbar (in WP admin bar) showing list of recently updated pages, links present in the list directs you to edit section of particular page.