Computer services for the educational market, namely, providing personalized search engines for obtaining educational data or content from a global computer network; data mining services, namely, extraction and retrieval of information; computer services, namely, creating computer network-based indexes of information, websites and information resources; customized computer searching, namely, providing information at the request of end users or automatically on behalf of end users from searchable indexes and databases of information, including text, electronic documents, images, graphics, portable document format files, and video and audio information