This article addresses how evaluation criteria improve educational Web-information system design, and the tangible and intangible benefits of using evaluation criteria, when implemented in an educational Web-information system design. The evaluation criteria were developed by the authors through a content validation study applicable to multidimensional scaling (MDS). The article outlines an optimal educational Web-information system using the underlying dimensions. Included is a definition and discussion of an educational Web-information system consisting of cognitive, affective, and social categories. The best educational Web-information systems maximize the accessibility of quality information through the adaptation of user needs.