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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

Learn more about the history of ERIC here. PDF icon

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Mastery Learning: The Effects of Time Constraints and Unit Mastery Requirements.
Peer reviewed Peer reviewed
Miller, John W.; Ellsworth, Randy – Educational Research Quarterly, 1979
Undergraduate education majors participated in a mastery learning situation (unlimited retesting and relearning until the end of the semester) or a modified mastery situation (only two trials per unit allowed). Higher levels of prior achievement and the modified mastery approach were associated with greater learning and retention. (GDC)
Descriptors: Academic Achievement, Higher Education, Mastery Learning, Prior Learning
The Measurement of Teacher Attitudes toward Educational Research.
Peer reviewed Peer reviewed
Isakson, Richard L.; Ellsworth, Randy – Educational Research Quarterly, 1979
Graduate and undergraduate students participated in the development of a Likert-type rating scale designed to measure teachers' attitudes toward educational research. Preliminary research supported the instrument's reliability and validity. It can also be used to measure attitude change and to improve educational research courses. (GDC)
Descriptors: Attitude Measures, Educational Research, Higher Education, Student Attitudes
Moral Development in Adulthood: Its Relationship to Age, Sex, and Education.
Peer reviewed Peer reviewed
Bakken, Linda; Ellsworth, Randy – Educational Research Quarterly, 1990
The relationships of age, gender, and educational level with moral development in 94 middle-class 28- to 55-year-old adults (32 males and 62 females) were studied. Subjects were administered Kohlberg's Moral Judgment Interview (MJI). Males scored higher on the MJI than females. Findings support the continued development of moral judgment through…
Descriptors: Adults, Age Differences, Comparative Analysis, Educational Background