This compilation of correlations serves two purposes. Initially, listed are the contemporary critical thinking tests. Secondly, presented are the reliability estimates of these contemporary measures of critical thinking. These tests and corollary reliability estimates are presented so that interested critical thinking researchers will have knowledge of the psychometric characteristics of these instruments. Addressed are: the Watson-Glaser Critical Thinking Appraisal; Reflective Judgment Interview; Conrnell Critical Thinking Tests; Collegiate Assessment of Academic Proficiency; Developing Cognitive Abilities Tests; California Critical Thinking Skills Tests; California Critical Thinking Dispositions Inventory; biology critical thinking tests; and finally 32 other critical thinking tests, ratings, interviews, etc.