http://www.refdesk.com/
"Refdesk aims to index, review, and publish quality, credible information-based Web sites and to assist readers in navigating and extracting needed data from these sites. On the Internet since 1995, Refdesk is free and family-friendly."
"Refdesk aims to index, review, and publish quality, credible information-based Web sites and to assist readers in navigating and extracting needed data from these sites. On the Internet since 1995, Refdesk is free and family-friendly."
