Major purpose of this experiment was to test a notion suggested by Gagne that operations, as described by Piaget, are more dependent on learning than on development. It was concluded that the results supported Gagne's cumulative learning model rather than the notion that operations are primarily dependent upon maturation. (Authors/CB)

The purpose of this paper is to review Professor Peters' notion of education as initiation' and to suggest that it involves a paradox of freedom for both teachers and pupils. (Author)

Presolution reversal prevented or significantly retarded learning in kindergarten and first-grade children but did not hinder learning in fifth-grade children. (Authors)

Attaining and generalizing a new concept were studied in Mexican- and Anglo-American fifth graders. Both modeling and repetition improved performance. (Authors/MB)

Examines several issues relative to the role of immaturity in the instruction of man, and how the young are inducted into the species. (DM)

Order can produce either freedom or rigidity of thought, whereas disorganization will usually promote fear and defensiveness. Business establishments can put orderliness to work for them in producing a climate of freedom by protecting and rewarding innovation while focusing effectively on objectives. (CK)

Implications of this study on child-development theory, education, and psychotherapy are discussed. (MB)

The ability of children of 3-5 years to acquire mediated solutions to conceptual problems and to execute rapid reversal shifts within these concepts suggests that their problem solving capacity is not necessarily limited to simple associative responses. (Authors)

Lower-class children required significantly more training task repetitions to learn a conservation task than did middle-class children. (Authors)

Purpose of the investigation is to describe the multidimensional haptic classification system in its simplest form and demonstrate its functioning in the haptic recognition of everyday physical objects. (Author/MB)

Describes an economic unit for first graders prepared by students in a social studies methods course at Ohio University in Athens. States seven economic concepts which were identified as being within the understanding of first graders. (Author/DR)