A nationwide sample of 49 school psychologists and 30 regular education teachers provided information on assessment for the purpose of instructional planning. School psychologists listed the types of information they collected for this purpose and teachers listed the types of information they considered useful. While some indications of agreement…

Instructional units on time and money were presented to 249 educable and trainable level mentally retarded children. Pretesting showed that Ss had a poorer understanding of time and money concepts than 229 nonretarded controls of the same MA. Significant performance increases from pretest to posttest resulted in the retardates' posttest scores…