A framework for using and changing concepts in the study of science is described. (JD)

Research supported by U.S. Office of Economic Opportunity, OEO-4120.

The purpose of this study was to investigate both the relationship between verbalization and shift-learning and the possible prepotent stimulus dimensions of the eighty-four 7-year-olds used as subjects. Four pairs of two-dimensional stimuli were presented to the children, for the discrimination learning task, in the following order: large black,…

The research described in this paper is concerned with conceptual learning in disadvantaged children. The various studies discussed were concerned with the current learning capacity of the subjects. The tasks presented consisted of inductive concept problems. Subjects were provided with various experiences and the effects of these procedures on…

TO STUDY WHICH OF SEVERAL CONDITIONS PROMOTES EFFICIENT CONCEPT LEARNING, AN EXPERIMENT INVOLVING 2 CONDITIONS, METHOD OF PRESENTATION OF STIMULI AND RATIO OF POSITIVE TO NEGATIVE STIMULI, WAS ADMINISTERED TO 80 SECOND-GRADE CHILDREN. THE CHILDREN WERE DIVIDED INTO 8 TREATMENT GROUPS. THESE 8 GROUPS WERE FORMED BY VARYING THE 2 METHODS OF…

PIAGET HAS BEEN CONCERNED WITH THE ASSESSMENT OF THE PRESENCE OR ABSENCE OF CONSERVATION AND RELATED PROCESSES, BUT HE HAS NOT FOCUSED EXPERIMENTALLY ON THE FACTORS WHICH CAN ACCOUNT FOR THE LEARNING OF CONSERVATION. TO INVESTIGATE SUCH FACTORS, RESEARCH WAS CONDUCTED (1) TO DETERMINE THE RELATIVE EFFECTIVENESS OF TWO PARTICULAR GROUP TRAINING…

TWO STRATEGIES FOR TEACHING MULTIPLE-DISCRIMINATION TASKS WERE REPORTED. THE "MULTIPLE CONCEPT" PRESENTS SIMPLE DESCRIPTIONS OF SEVERAL RELATED CONCEPTS AT THE BEGINNING OF INSTRUCTION. INCREASINGLY COMPLEX MATERIAL PERTAINING TO THESE CONCEPTS IS THEN GRADUALLY INTRODUCED. THE "SINGLE CONCEPT" PRESENTS ONE CONCEPT AT A TIME,…

Discusses students' formation of concepts about energy, classifying responses as living/nonliving, human (vitalism or activity), and nonhuman (supply or demand). Observations were based on class discussions and free writing, followed by questioning to check on stability of concepts. Also collected and reported are student responses (examples of…

The occurrence of the two allomorphs of the indefinite article in standard English ("a" before nouns or noun clauses beginning with consonant sounds and "an" before those beginning with vowel sounds) is a concept similar to those studied in the general concept formation paradigm. The acquisition of this grammatical concept was examined using 80…