Dynamic assessment methods, initially developed by Feuerstein in the 1970s, have been recommended as being more equitable for identifying the academic abilities of students who may not perform well on traditional assessments due to these learners' cultural, linguistic, or economic differences from the population for whom the traditional measures…

Assessment is made of the effectiveness of teachers' ratings and of a battery of cognitive and psychometric tasks in predicting achievement in reading and arithmetic in grades 1, 2, and 3. (Author/BW)

Research supported by OEC-5-10-297 and by National Science Foundation Grant No. GP-5114.

Confusion has arisen because tests are described as criterion-referenced or norm-referenced. Generally, these terms should apply to scores and not to tests since either type of score may be obtained for any test. Various terms such as absolute scores, fixed-standard scores and mastery-test scores may be more appropriate substitutes for…

Bloom has looked to mastery learning, exemplified by the Personalized System of Instruction (PSI), to reduce individual differences in posttest performance, such as final grades and midterm examination scores. While PSI courses have raised overall performance, there has been little examination of individual differences in these courses. Data from…

If any one fact has emerged consistently in the International Project for the Evaluation of Educational Achievement (IEA) studies of educational achievements, it is that achievement is related to a variety of factors in the home background of children. This is true so far as differences in the achievements of single students within a country are…