"To infinity, and beyond!" - Buzz Lightyear
Tree testing is a narrow, focused method; it only tests the grouping of headings in your site, and their labelling.
But there is more to Information Architecture than grouping and labelling. We should also consider navigation, search, visual design, and the content itself.
In this chapter, we briefly cover how we can test these remaining IA elements.
Menu testing and first-click testing