This document analyzes one chapter of a textbook for college remedial mathematics. This analysis is done by one of the textbook authors. The chapter under discussion deals with fractions. The text authors, writing from a constructivist perspective, attempted to write problems which not only developed specific conceptual and heuristic objectives…

Presented is a compilation of papers focusing on new questions and new directions for research in science education. Papers are grouped into one of three related fields of research: (1) analysis of curriculum materials, especially science textbooks; (2) investigations of science understandings of students and experts; and (3) investigations of the…