Docs Finder is “ a search engine designed to search document files over internet websites. As an documents files search engine, Docs-Finder.com finds documents matching your search criteria among the document that has been indexed as reference by our search robots. This information is accumulated in a database. When you execute a Docs-Finder.com search it delivers results from the database.”
You can search for nearly any topic. It is the Google for documents. You can search by format: Powerpoint, Word, PDF, and Excel. The sources cultivated appear to be edu, org, and other organizational sources. This could be beneficial to students.