This document is a training module designed to familiarize practicing school psychologists and school psychology students with the field of criterion-referenced measurement and recent developments within the field. The introduction gives reasons for the need for criterion-referenced testing as opposed to norm-referenced tests which include legal requirements to gather data for prescriptive-remedial purposes. The first unit introduces the theory, background, and applications of criterion-referenced tests including the conceptual background, definitions, and the distinction between criterion-referenced and norm-referenced evaluation. The second unit discusses test development and psychometric aspects of criterion-referenced tests including test construction, reliability, validity, and standard setting. The third unit discusses evaluation and selection of criterion-referenced tests and the fourth unit contains descriptions and reviews of 20 popular, commerically available criterion-referenced tests in the field of school psychology. Six pages of references are included. (ABL)