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Olton, Robert M.; And Others – 1967
This study investigated (1) the extent to which thinking and problem-solving of fifth-grade students could be improved by the use of self-instructional programed lessons (the productive thinking program), (2) the relationship between productive thinking abilities and IQ-sex characteristics of the learner, and (3) the relationship between level of…
Descriptors: Classroom Environment, Cognitive Development, Creative Thinking, Educational Experiments
Stern, Carolyn; Keislar, Evan R. – 1971
The two basic objectives of this five-year study were to investigate a number of variables related to the preparation of effective instructional materials for disadvantaged preschool children, and to determine whether special language instruction would produce improvement in language abilities and thus promote academic progress in the beginning…
Descriptors: Child Development Centers, Cognitive Development, Comparative Analysis, Comparative Testing