Reviews studies, using animals and children, of the development and operation of the intuitive time sense, the "biological clock." (SJL)

Provides data incongruent with Piaget's idea of a concrete operational stage. Shows no clear-cut termination of preconceptual thinking and no simultaneous conceptual development in the three content areas (number, space, and time). (Author/RL)

Five-year-olds were found to give more conserving responses to small number versions than to a large number version of a test of identity conservation. Superiority of performance with small number versions was reduced but not eliminated when the opportunity to requantify was removed. (Author/SJL)

Factor analysis of ratings of rehabilitation concepts across semantic differential scales indicated physically disabled adults connotatively structure their worlds along three major dimensions: attractiveness, dynamism, and morality. Potential theoretical implications are discussed. Descriptive information on factors of meaning extracted and…

A continuation of the exploration of the various ways that knowledge and insight are achieved. Explains that even instruction in basic skills can benefit from this appreciation. Provides descriptions of classroom activities that demonstrate how the various modes of knowing can be used for conceptual exploration. (FL)

Suggests a range of activities for prekindergarten and kindergarten children and teachers. (RH)

The authors suggest a few games for which programmable pocket calculators are used to create an environment in which mathematical concepts can be experienced more easily by students. (Author/MK)

Five steps described by Dienes by which mathematics is learned are illustrated through the use of the topic of direct proportion. (MP)

The major conclusion of this study is that students understand mathematics better when concepts are written with more common grammatical structures and without symbols. (MP)

The objective of this game is to teach the concept and terminology of radius, diameter, and chord in an enjoyable manner. (MP)

Reports a psychiatrist's analysis of Einstein's personal account of how he developed the theory of relativity. The psychiatrist cites Janusian thinking, actively conceiving two or more opposite concepts simultaneously, as a characteristic of much creative thought in general. (MA)

Proposes a narrow and more manageable definition of creativity in order to consider the question of whether and how children's art-making may be said to be creative. (Author/RK)

Lists experiments and activities that will aid the young child in understanding the relationship between the position of a body in space and the directions of the force of gravity. (CS)

Discusses problems encountered in formal procedures for examining concepts to determine how they might be taught and presents alternate formats for presenting concepts. Nine examples are included. (SL)

Children's use of causal and logical connectives was examined before and after treatments based on advance organizers with social studies lessons. In samples of 120 children from age-levels 6 and 10 years a diminution in the use of syncretic reasoning and understanding followed the experimental treatment. (Editor)