Discussed are the possible uses of spreadsheets in the undergraduate curriculum in chemical engineering classes. The advantages and flexibility of spreadsheets, spreadsheet instruction, graphing capabilities, assignment examples, and conclusions are described. (KR)

Examines strategic differences between more and less competent novices in story-sorting, problem-solving tasks by comparing two Hong Kong primary school teachers, two competent and two less competent secondary students on problem-solving tasks. Indicates subjects used a wide variety of solution strategies. Suggests that success depended on how…

Presents findings of a study involving 34 undergraduates, examining how exposure to different belief structures might change an individual's belief structure. Suggests that, when the individual is high in public self-conscious, their belief structures will change after encountering different belief structures. Implies that public posturing can…

The article presents guidelines for creating a thinking environment for children at home. Teachers today have little time to emphasize thinking skills, so parents must make their homes more thoughtful places by encouraging questions, open-mindedness, discussion, and practice time using simple everyday experiences to teach critical thinking and…

Argues that educational computing is a discipline and discusses issues that need to be addressed in this discipline, including similarities with experimental psychology; networks and integrated learning systems; problem-solving software versus domain-specific software; computer labs versus classroom integration; software quality; computer equity;…

Included are probability models for various strategies that contestants on the television game show, "Let's-Make-a-Deal," might use when given the option to stick with their original choice of three unopened doors or switch to the unopened door after one of the other two doors has been opened. (JJK)

Four fifth and sixth grade students with learning disabilities were taught a strategy for comprehending word problems and devising appropriate solutions. Following instruction performance on mixed sets of addition and subtraction word problems improved. Although generalization to a different setting occurred, maintenance was mixed. (Author/DB)

This study of the composition and operation of both "top down" and "participative" school management teams in 18 Israeli elementary schools considers (1) how management teams are organized, solve problems, and make decisions; and (2) how the operation of the management team influences school effectiveness. No relationship…

Discusses the use of computer-assisted programs that allow chemical engineering students to study textbook thermodynamics problems from different perspectives, including the classical graphical method, while utilizing more than one property correlation and/or operation model so that comparisons can be made and sensitivities determined more…

Investigates the question concerning the maximum number of lines of symmetry possessed by irregular polygons. Gives examples to illustrate and justify the generalization that the number of lines of symmetry equals the largest proper divisor of the number of sides. Suggests related classroom activities. (MDH)

Proposes lessons for algebra students using the context of tax calculations to learn about the concepts of slope, split functions, averages, rates, marginal rates, and percents. Students explore ramifications of possible tax revisions. (MDH)

Described is an activity that categorizes a two-digit number as "sneaky" if the continued process of taking the difference of the squares of its digits leads to a difference of zero. Other categorizations are determined by whether the difference process ends in a one-digit number or continues in a loop of numbers. (MDH)

Presents activities in problem solving for levels K-2, 3-5, and 6-8 for each week of the month of March. Activities include open-ended problems and games that engage students' intellect and interest while working individually and cooperatively. (MDH)

Presents an activity for representing a given number in as many ways as possible using short periods of time to develop students' number sense and provide the teacher the opportunity to make informal student assessment and diagnosis. Provides specific dialogue of the activity being used in a third grade class. (MDH)

Applies the Lesh Translation Model to develop conceptual understanding by showing relationships between five modes of representation proposed by Lesh to learn multiplication of fractions. Presents five teaching activities based on the translation model. (MDH)