A New Site Offers Free Courses, but First Students Must See Words From the Sponsors

By SARAH CARR

A new World Wide Web site called FreeEdu.com plans to offer more than 600 minicourses at no charge. But some users may be put off by the catch: They'll have to answer questionnaires about commercial products on a regular basis.

"We are trying to democratize education here," says Victor Liang, the company's founder...