Your Learninghub has thematic pages visible by definition. If you want, you can hide them or show other pages, including the ones you want to create.
To see how to create a thematic page click here.
To do this follow this steps:
The EXPLORE menu displays the thematic pages that are visible and also those that are in hidden mode (hide).
Move your mouse pointer to the top righ corner of each thumbnail on each page. The hide or show option will appear. This way, just select the desired option.