Describes a study of high school students that investigated the kind of knowledge bases mathematics students can develop and the difficulties that may appear. Discusses knowledge-base development within LISD (Learning through Intelligent Software Development), an approach to teaching and learning mathematical problem solving, specifically word…

Discusses two approaches to solving word problems that consider the verbal text of the problem, and analyze it to obtain its mathematical expression, as well as its numerical solution. Uses two computerized programs for word problems to capture the various strategies employed by the problem solvers. Contains 21 references. (Author/ASK)

This report focuses on the integration of computers in elementary and middle school instruction. Based on interviews and on-site visitations with teachers using computers in conjunction with their regular instruction, seven lessons are described: (1) desktop publishing for grades 4 and 5; (2) interpretive writing for any grade level; (3)…