Pages are reusable elements. You can find them in the reusable pages section, in the top left corner of the Bubble Editor:

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Feel free to edit pages, or create new ones. After creating or editing a page, put it inside the “Pages” group in the index page. In the elements tree, you’ll find it here: index → Main → Right group → Pages

You can create a new page copying one of the existing reusable element, or create one from scratch.

Keep in mind: every page should have 2 properties:

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Menu is a group that has a state named “Selected”, that is of type “Menu”. Make sure that your page is collapsed when hidden, in its Layout tab.

Multipages

You can find an example of multipage, in the Assets menu. Instead of a page, we have created a group that contains 2 Pages, named “Multitab Page Asset”. In the Menu Option we have created a list field “Tabs” in which we added a list of text. Then we use the list to show / hide children Pages, using a condition:

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