Offering a series of diagnosis and individual remedial learning activities for a general class by means of web and multimedia technology can overcome the dilemma of conventional diagnosis and remedial instruction. The study proposes a three-layer conceptual framework and adopts a two-tier diagnostic test theory to develop a web-based two-tier…

This paper focuses on computer-based assessment embedded in the process of instruction, with the assessment being used for placement, assignment, instructional feedback, progress assessment, and/or exit testing. This discussion is based on experience in developing and evaluating assessment and instruction materials for college-level remedial…

TORUS, a prototype technology-based educational diagnostic program, is described. The usefulness of TORUS to identify and remediate the mathematics misconceptions of students with learning disabilities is reported. Results suggest the need for greater emphasis on conceptual understanding in mathematics instruction. (Author/DB)