Students must have uninterrupted periods of time to process information, to reflect on what has been said, observed, or done, and to consider what their personal responses will be. After at least three seconds of uninterrupted silence, a significant number of positive outcomes occur for students and teachers. Students are more effective in…

This issue contains abstracts and critical comments for ten mathematics education journal articles, plus an editorial on teacher education needs by Thomas J. Cooney. Two articles focus on problem solving; the remainder concern instruction about and with computers, geometric perceptions, preservice teachers' conceptions of volume, attitudes toward…

Four presentations from the 1985 Annual Michigan School Testing Conference on "Assessing Higher Order Skills" are offered in this paper, and the chairman of the First General Session provides an introductory section. The papers individually and collectively address the problem of defining higher order thinking skills. A second major…

This issue of "Investigations in Mathematics Education" contains: (1) a review of E. Fischbein's book "The Intuitive Sources of Probabilistic Thinking in Children;" (2) nine abstracts of research studies in mathematics education; (3) a list (by EJ number) of mathematics education research studies reported in the January to…