To create a child page in Storbie, follow these steps:
Log in to your Storbie account and navigate to the page you want to use as the parent page.
Hover over the “This page” button and select add Child-page.
In the “Page title” field, enter the title of the new child page and click Next.
Chose whether you would like the new page to have a search box
Choose what visibility you would like the page to have
Add an image if you would like an image to be displayed in a page gallery when someone navigates to this page
If you would like the page to have a description, fill in the summary prompt
When you are finished filling in the prompts, click "Finish", and then "Publish" to save the child page.
To view the child page, go to the parent page and click on the link for the child page in the navigation menu or in the content of the parent page.
You can then display your new page within a page gallery. The details of a page gallery can be found at this support article