use the [children-content] shortcode where you want to display the content of the child pages.
Developer Website: http://MyWebsiteAdvisor.com
Plugin Page: http://mywebsiteadvisor.com/tools/wordpress-plugins/children-content-shortcode/
Video Tutorial: http://mywebsiteadvisor.com/learning/video-tutorials/children-shortcode-plugins-tutorial/
Requirements:
To-do: