5. Search results at every reading level a new advanced search feature that categorizes results by reading level. For example, if you’re writing a college paper on [herbivores] you can refine to see only advanced material, or if you’re a grade school teacher preparing for a class on [herbivores] you can refine to see only basic material. To try it out, click " advanced search " to the right of the search box and click in the new reading level section. You can filter to see only results that are basic, intermediate or advanced, and annotate results with reading levels. If you choose to annotate results, on the results page you’ll see a graphical distribution of the pages classified in different categories for your search.