Abstracts of 28 research reports are provided. The reports were prepared by investigators for presentation at the 56th annual meeting of the National Council of Teachers of Mathematics. A broad range of topics related to mathematics education is covered. Ten reports deal with problem solving, four are concerned with instructional methods, three…

Mathematics education research from fourteen studies is abstracted and critiqued in this publication. Six cover aspects of instructional practice, four deal with points in learning theory, two with problem solving, and one each with calculators and sex differences. Research in mathematics education as reported in CIJE and RIE from October to…

This annotated bibliography of recommended CD-ROMs that could form the basis of an early childhood multimedia collection makes some suggestions for linking them to books. Subjects include general early learning, math concepts, problem solving, reading readiness, and science. (DGM)

This document presents six chapters on four-dimensional geometry, whose titles are: (1) A Brief History; (2) What Is Four-Dimensional Geometry?; (3) Selected Drawings and Models; (4) How to Study the Configurations; (5) Selected Topics; and (6) Applications. The text, suitable for students in advanced levels of secondary school mathematics,…