Examines how ancient Chinese mathematicians attempted to correct an error concerning the volume of a sphere in the Nine Chapters on the Mathematical Art, a compendium of the mathematics known and used in China in ancient times. (MKR)

Examines the utility of the ancient Chinese concept of Tai-chi as a model for interpreting complex contemporary issues in science education. Describes the model and suggests how it can be useful in understanding scientific phenomena and in guiding instruction. (ML)

This document consists of three issues of the journal "Seedbed," an outcome of the Teachers' Center Project at Southern Illinois University at Edwardsville (SIUE). Issue Number 29 contains 67 articles on teachers' ideas that they thought worth sharing with other teachers. Issue Number 30 consists of a single paper, "Children and…

Cooperation is one of the central motivating forces in the economic and social organization of China. This unit utilizes a game called "Broken Squares" to initiate a discussion of the concepts of cooperation and competition as possible models for problem solving. In the game, students are confronted with a group task and provided with…

This three-part volume addresses topics and issues related to the education of secondary school mathematics teachers. The first part focuses on six contemporary trends in secondary school mathematics which bear heavily upon initial training. They include: the current concern for problem-solving; the influences of environmental change on…

A software package which can aid descriptive geometry instruction is described. Included are the features of the software and the software configuration. This software has been honored as the best and most advanced software of its kind in the People's Republic of China. (KR)