AllPsych Online - The Virtual Psychology Classroom
A vast collection of information on various aspects of psychology, including online texts and articles. It is described by its developers as "..one of the largest and most comprehensive psychology websites on the Internet. Inside the site you'll find over over 920 individual, cross referenced, web pages and an estimated 3000 pages of printed material. AllPsych is referenced by over 100 colleges and universities in ten countries and receives an average of 3,000 unique visitors and 10,000 page views every day."